Home / 61,516.17-84,892.30-33,221.86

Finding the Fourth Proportional to 61,516.17, 84,892.30 and 33,221.86

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Solution

The fourth proportional to 61,516.17, 84,892.30 and 33,221.86 is: 45,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.17 : 84,892.30 = 33,221.86 : x
  2. Step 2: Convert to fraction form
    61,516.17/84,892.30 = 33,221.86/x
  3. Step 3: Cross multiply
    61,516.17x = 84,892.30 × 33,221.86
  4. Step 4: Simplify right side
    61,516.17x = 2,820,279,810.39
  5. Step 5: Solve for x
    x = 2,820,279,810.39/61,516.17
  6. Step 6: Final answer
    x = 45,846.15

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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.