Home / 71,916.24-107,875.36-27,545.24

Finding the Fourth Proportional to 71,916.24, 107,875.36 and 27,545.24

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Solution

The fourth proportional to 71,916.24, 107,875.36 and 27,545.24 is: 41,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,916.24 : 107,875.36 = 27,545.24 : x
  2. Step 2: Convert to fraction form
    71,916.24/107,875.36 = 27,545.24/x
  3. Step 3: Cross multiply
    71,916.24x = 107,875.36 × 27,545.24
  4. Step 4: Simplify right side
    71,916.24x = 2,971,452,681.29
  5. Step 5: Solve for x
    x = 2,971,452,681.29/71,916.24
  6. Step 6: Final answer
    x = 41,318.24

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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.