Home / 108,636.83-149,916.14-60,238.95

Finding the Fourth Proportional to 108,636.83, 149,916.14 and 60,238.95

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Solution

The fourth proportional to 108,636.83, 149,916.14 and 60,238.95 is: 83,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,636.83 : 149,916.14 = 60,238.95 : x
  2. Step 2: Convert to fraction form
    108,636.83/149,916.14 = 60,238.95/x
  3. Step 3: Cross multiply
    108,636.83x = 149,916.14 × 60,238.95
  4. Step 4: Simplify right side
    108,636.83x = 9,030,790,560.46
  5. Step 5: Solve for x
    x = 9,030,790,560.46/108,636.83
  6. Step 6: Final answer
    x = 83,128.26

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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.