Home / 114,916.12-172,331.52-40,017.04

Finding the Fourth Proportional to 114,916.12, 172,331.52 and 40,017.04

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Solution

The fourth proportional to 114,916.12, 172,331.52 and 40,017.04 is: 60,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,916.12 : 172,331.52 = 40,017.04 : x
  2. Step 2: Convert to fraction form
    114,916.12/172,331.52 = 40,017.04/x
  3. Step 3: Cross multiply
    114,916.12x = 172,331.52 × 40,017.04
  4. Step 4: Simplify right side
    114,916.12x = 6,896,197,329.10
  5. Step 5: Solve for x
    x = 6,896,197,329.10/114,916.12
  6. Step 6: Final answer
    x = 60,010.70

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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.