Home / 73,731.13-101,748.90-40,197.13

Finding the Fourth Proportional to 73,731.13, 101,748.90 and 40,197.13

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Solution

The fourth proportional to 73,731.13, 101,748.90 and 40,197.13 is: 55,472.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,731.13 : 101,748.90 = 40,197.13 : x
  2. Step 2: Convert to fraction form
    73,731.13/101,748.90 = 40,197.13/x
  3. Step 3: Cross multiply
    73,731.13x = 101,748.90 × 40,197.13
  4. Step 4: Simplify right side
    73,731.13x = 4,090,013,760.66
  5. Step 5: Solve for x
    x = 4,090,013,760.66/73,731.13
  6. Step 6: Final answer
    x = 55,472.01

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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.