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Finding the Fourth Proportional to 60,129.92, 90,203.08 and 25,061.36

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Solution

The fourth proportional to 60,129.92, 90,203.08 and 25,061.36 is: 37,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,129.92 : 90,203.08 = 25,061.36 : x
  2. Step 2: Convert to fraction form
    60,129.92/90,203.08 = 25,061.36/x
  3. Step 3: Cross multiply
    60,129.92x = 90,203.08 × 25,061.36
  4. Step 4: Simplify right side
    60,129.92x = 2,260,611,860.99
  5. Step 5: Solve for x
    x = 2,260,611,860.99/60,129.92
  6. Step 6: Final answer
    x = 37,595.46

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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.