Home / 45,316.55-62,545.79-28,953.29

Finding the Fourth Proportional to 45,316.55, 62,545.79 and 28,953.29

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Solution

The fourth proportional to 45,316.55, 62,545.79 and 28,953.29 is: 39,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,316.55 : 62,545.79 = 28,953.29 : x
  2. Step 2: Convert to fraction form
    45,316.55/62,545.79 = 28,953.29/x
  3. Step 3: Cross multiply
    45,316.55x = 62,545.79 × 28,953.29
  4. Step 4: Simplify right side
    45,316.55x = 1,810,906,396.15
  5. Step 5: Solve for x
    x = 1,810,906,396.15/45,316.55
  6. Step 6: Final answer
    x = 39,961.26

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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.