Home / 89,167.61-122,952.46-56,851.04

Finding the Fourth Proportional to 89,167.61, 122,952.46 and 56,851.04

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Solution

The fourth proportional to 89,167.61, 122,952.46 and 56,851.04 is: 78,391.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,167.61 : 122,952.46 = 56,851.04 : x
  2. Step 2: Convert to fraction form
    89,167.61/122,952.46 = 56,851.04/x
  3. Step 3: Cross multiply
    89,167.61x = 122,952.46 × 56,851.04
  4. Step 4: Simplify right side
    89,167.61x = 6,989,975,221.56
  5. Step 5: Solve for x
    x = 6,989,975,221.56/89,167.61
  6. Step 6: Final answer
    x = 78,391.42

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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.