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Finding the Fourth Proportional to 59,526.80, 89,290.20 and 46,389

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Solution

The fourth proportional to 59,526.80, 89,290.20 and 46,389 is: 69,583.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,526.80 : 89,290.20 = 46,389 : x
  2. Step 2: Convert to fraction form
    59,526.80/89,290.20 = 46,389/x
  3. Step 3: Cross multiply
    59,526.80x = 89,290.20 × 46,389
  4. Step 4: Simplify right side
    59,526.80x = 4,142,083,087.80
  5. Step 5: Solve for x
    x = 4,142,083,087.80/59,526.80
  6. Step 6: Final answer
    x = 69,583.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.