Home / 96,316.50-132,916.77-62,782.50

Finding the Fourth Proportional to 96,316.50, 132,916.77 and 62,782.50

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Solution

The fourth proportional to 96,316.50, 132,916.77 and 62,782.50 is: 86,639.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,316.50 : 132,916.77 = 62,782.50 : x
  2. Step 2: Convert to fraction form
    96,316.50/132,916.77 = 62,782.50/x
  3. Step 3: Cross multiply
    96,316.50x = 132,916.77 × 62,782.50
  4. Step 4: Simplify right side
    96,316.50x = 8,344,847,112.53
  5. Step 5: Solve for x
    x = 8,344,847,112.53/96,316.50
  6. Step 6: Final answer
    x = 86,639.85

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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.