Home / 61,997.45-85,551.01-34,402.81

Finding the Fourth Proportional to 61,997.45, 85,551.01 and 34,402.81

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Solution

The fourth proportional to 61,997.45, 85,551.01 and 34,402.81 is: 47,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,997.45 : 85,551.01 = 34,402.81 : x
  2. Step 2: Convert to fraction form
    61,997.45/85,551.01 = 34,402.81/x
  3. Step 3: Cross multiply
    61,997.45x = 85,551.01 × 34,402.81
  4. Step 4: Simplify right side
    61,997.45x = 2,943,194,757.59
  5. Step 5: Solve for x
    x = 2,943,194,757.59/61,997.45
  6. Step 6: Final answer
    x = 47,472.83

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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.