Home / 141,471.50-212,221.11-51,538.66

Finding the Fourth Proportional to 141,471.50, 212,221.11 and 51,538.66

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Solution

The fourth proportional to 141,471.50, 212,221.11 and 51,538.66 is: 77,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,471.50 : 212,221.11 = 51,538.66 : x
  2. Step 2: Convert to fraction form
    141,471.50/212,221.11 = 51,538.66/x
  3. Step 3: Cross multiply
    141,471.50x = 212,221.11 × 51,538.66
  4. Step 4: Simplify right side
    141,471.50x = 10,937,591,633.11
  5. Step 5: Solve for x
    x = 10,937,591,633.11/141,471.50
  6. Step 6: Final answer
    x = 77,313.04

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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.