Home / 75,423.17-112,962.53-36,007.97

Finding the Fourth Proportional to 75,423.17, 112,962.53 and 36,007.97

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Solution

The fourth proportional to 75,423.17, 112,962.53 and 36,007.97 is: 53,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,423.17 : 112,962.53 = 36,007.97 : x
  2. Step 2: Convert to fraction form
    75,423.17/112,962.53 = 36,007.97/x
  3. Step 3: Cross multiply
    75,423.17x = 112,962.53 × 36,007.97
  4. Step 4: Simplify right side
    75,423.17x = 4,067,550,916.57
  5. Step 5: Solve for x
    x = 4,067,550,916.57/75,423.17
  6. Step 6: Final answer
    x = 53,929.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.