Home / 109,845.43-151,559.50-62,097.75

Finding the Fourth Proportional to 109,845.43, 151,559.50 and 62,097.75

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Solution

The fourth proportional to 109,845.43, 151,559.50 and 62,097.75 is: 85,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,845.43 : 151,559.50 = 62,097.75 : x
  2. Step 2: Convert to fraction form
    109,845.43/151,559.50 = 62,097.75/x
  3. Step 3: Cross multiply
    109,845.43x = 151,559.50 × 62,097.75
  4. Step 4: Simplify right side
    109,845.43x = 9,411,503,941.13
  5. Step 5: Solve for x
    x = 9,411,503,941.13/109,845.43
  6. Step 6: Final answer
    x = 85,679.52

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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.