Home / 56,753.66-78,320.05-32,894.17

Finding the Fourth Proportional to 56,753.66, 78,320.05 and 32,894.17

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Solution

The fourth proportional to 56,753.66, 78,320.05 and 32,894.17 is: 45,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.66 : 78,320.05 = 32,894.17 : x
  2. Step 2: Convert to fraction form
    56,753.66/78,320.05 = 32,894.17/x
  3. Step 3: Cross multiply
    56,753.66x = 78,320.05 × 32,894.17
  4. Step 4: Simplify right side
    56,753.66x = 2,576,272,874.64
  5. Step 5: Solve for x
    x = 2,576,272,874.64/56,753.66
  6. Step 6: Final answer
    x = 45,393.96

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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.