Home / 114,916.62-172,332.27-40,017.54

Finding the Fourth Proportional to 114,916.62, 172,332.27 and 40,017.54

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Solution

The fourth proportional to 114,916.62, 172,332.27 and 40,017.54 is: 60,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,916.62 : 172,332.27 = 40,017.54 : x
  2. Step 2: Convert to fraction form
    114,916.62/172,332.27 = 40,017.54/x
  3. Step 3: Cross multiply
    114,916.62x = 172,332.27 × 40,017.54
  4. Step 4: Simplify right side
    114,916.62x = 6,896,313,508.02
  5. Step 5: Solve for x
    x = 6,896,313,508.02/114,916.62
  6. Step 6: Final answer
    x = 60,011.45

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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.