Home / 66,781.03-100,222.32-24,700.92

Finding the Fourth Proportional to 66,781.03, 100,222.32 and 24,700.92

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Solution

The fourth proportional to 66,781.03, 100,222.32 and 24,700.92 is: 37,070.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,781.03 : 100,222.32 = 24,700.92 : x
  2. Step 2: Convert to fraction form
    66,781.03/100,222.32 = 24,700.92/x
  3. Step 3: Cross multiply
    66,781.03x = 100,222.32 × 24,700.92
  4. Step 4: Simplify right side
    66,781.03x = 2,475,583,007.42
  5. Step 5: Solve for x
    x = 2,475,583,007.42/66,781.03
  6. Step 6: Final answer
    x = 37,070.15

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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.