Home / 74,916.52-103,387.93-43,085.44

Finding the Fourth Proportional to 74,916.52, 103,387.93 and 43,085.44

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Solution

The fourth proportional to 74,916.52, 103,387.93 and 43,085.44 is: 59,459.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,916.52 : 103,387.93 = 43,085.44 : x
  2. Step 2: Convert to fraction form
    74,916.52/103,387.93 = 43,085.44/x
  3. Step 3: Cross multiply
    74,916.52x = 103,387.93 × 43,085.44
  4. Step 4: Simplify right side
    74,916.52x = 4,454,513,937.80
  5. Step 5: Solve for x
    x = 4,454,513,937.80/74,916.52
  6. Step 6: Final answer
    x = 59,459.71

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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.