Home / 95,129.68-131,280.06-52,688.92

Finding the Fourth Proportional to 95,129.68, 131,280.06 and 52,688.92

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Solution

The fourth proportional to 95,129.68, 131,280.06 and 52,688.92 is: 72,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,129.68 : 131,280.06 = 52,688.92 : x
  2. Step 2: Convert to fraction form
    95,129.68/131,280.06 = 52,688.92/x
  3. Step 3: Cross multiply
    95,129.68x = 131,280.06 × 52,688.92
  4. Step 4: Simplify right side
    95,129.68x = 6,917,004,578.94
  5. Step 5: Solve for x
    x = 6,917,004,578.94/95,129.68
  6. Step 6: Final answer
    x = 72,711.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.