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Finding the Fourth Proportional to 59,875.80, 89,813.70 and 15,502.20

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Solution

The fourth proportional to 59,875.80, 89,813.70 and 15,502.20 is: 23,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,875.80 : 89,813.70 = 15,502.20 : x
  2. Step 2: Convert to fraction form
    59,875.80/89,813.70 = 15,502.20/x
  3. Step 3: Cross multiply
    59,875.80x = 89,813.70 × 15,502.20
  4. Step 4: Simplify right side
    59,875.80x = 1,392,309,940.14
  5. Step 5: Solve for x
    x = 1,392,309,940.14/59,875.80
  6. Step 6: Final answer
    x = 23,253.30

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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.