Home / 61,767.18-85,238.76-33,472.86

Finding the Fourth Proportional to 61,767.18, 85,238.76 and 33,472.86

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Solution

The fourth proportional to 61,767.18, 85,238.76 and 33,472.86 is: 46,192.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,767.18 : 85,238.76 = 33,472.86 : x
  2. Step 2: Convert to fraction form
    61,767.18/85,238.76 = 33,472.86/x
  3. Step 3: Cross multiply
    61,767.18x = 85,238.76 × 33,472.86
  4. Step 4: Simplify right side
    61,767.18x = 2,853,185,080.05
  5. Step 5: Solve for x
    x = 2,853,185,080.05/61,767.18
  6. Step 6: Final answer
    x = 46,192.57

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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.