Home / 75,136.20-103,670.90-44,916.52

Finding the Fourth Proportional to 75,136.20, 103,670.90 and 44,916.52

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Solution

The fourth proportional to 75,136.20, 103,670.90 and 44,916.52 is: 61,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,136.20 : 103,670.90 = 44,916.52 : x
  2. Step 2: Convert to fraction form
    75,136.20/103,670.90 = 44,916.52/x
  3. Step 3: Cross multiply
    75,136.20x = 103,670.90 × 44,916.52
  4. Step 4: Simplify right side
    75,136.20x = 4,656,536,053.27
  5. Step 5: Solve for x
    x = 4,656,536,053.27/75,136.20
  6. Step 6: Final answer
    x = 61,974.60

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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.