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Finding the Fourth Proportional to 59,176.80, 88,765.20 and 17,618.40

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Solution

The fourth proportional to 59,176.80, 88,765.20 and 17,618.40 is: 26,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,176.80 : 88,765.20 = 17,618.40 : x
  2. Step 2: Convert to fraction form
    59,176.80/88,765.20 = 17,618.40/x
  3. Step 3: Cross multiply
    59,176.80x = 88,765.20 × 17,618.40
  4. Step 4: Simplify right side
    59,176.80x = 1,563,900,799.68
  5. Step 5: Solve for x
    x = 1,563,900,799.68/59,176.80
  6. Step 6: Final answer
    x = 26,427.60

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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.