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Finding the Fourth Proportional to 59,338.91, 89,030.93 and 38,319.11

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Solution

The fourth proportional to 59,338.91, 89,030.93 and 38,319.11 is: 57,493.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,338.91 : 89,030.93 = 38,319.11 : x
  2. Step 2: Convert to fraction form
    59,338.91/89,030.93 = 38,319.11/x
  3. Step 3: Cross multiply
    59,338.91x = 89,030.93 × 38,319.11
  4. Step 4: Simplify right side
    59,338.91x = 3,411,585,363.32
  5. Step 5: Solve for x
    x = 3,411,585,363.32/59,338.91
  6. Step 6: Final answer
    x = 57,493.23

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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.