Home / 67,221.18-92,761.89-37,009.14

Finding the Fourth Proportional to 67,221.18, 92,761.89 and 37,009.14

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Solution

The fourth proportional to 67,221.18, 92,761.89 and 37,009.14 is: 51,070.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,221.18 : 92,761.89 = 37,009.14 : x
  2. Step 2: Convert to fraction form
    67,221.18/92,761.89 = 37,009.14/x
  3. Step 3: Cross multiply
    67,221.18x = 92,761.89 × 37,009.14
  4. Step 4: Simplify right side
    67,221.18x = 3,433,037,773.67
  5. Step 5: Solve for x
    x = 3,433,037,773.67/67,221.18
  6. Step 6: Final answer
    x = 51,070.78

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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.