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Finding the Fourth Proportional to 59,501.75, 89,208.87 and 28,358.87

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Solution

The fourth proportional to 59,501.75, 89,208.87 and 28,358.87 is: 42,517.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,501.75 : 89,208.87 = 28,358.87 : x
  2. Step 2: Convert to fraction form
    59,501.75/89,208.87 = 28,358.87/x
  3. Step 3: Cross multiply
    59,501.75x = 89,208.87 × 28,358.87
  4. Step 4: Simplify right side
    59,501.75x = 2,529,862,301.13
  5. Step 5: Solve for x
    x = 2,529,862,301.13/59,501.75
  6. Step 6: Final answer
    x = 42,517.45

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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.