Home / 60,115.68-82,944.72-38,869.38

Finding the Fourth Proportional to 60,115.68, 82,944.72 and 38,869.38

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Solution

The fourth proportional to 60,115.68, 82,944.72 and 38,869.38 is: 53,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,115.68 : 82,944.72 = 38,869.38 : x
  2. Step 2: Convert to fraction form
    60,115.68/82,944.72 = 38,869.38/x
  3. Step 3: Cross multiply
    60,115.68x = 82,944.72 × 38,869.38
  4. Step 4: Simplify right side
    60,115.68x = 3,224,009,840.67
  5. Step 5: Solve for x
    x = 3,224,009,840.67/60,115.68
  6. Step 6: Final answer
    x = 53,630.10

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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.