Home / 114,947.87-172,443.67-36,040.91

Finding the Fourth Proportional to 114,947.87, 172,443.67 and 36,040.91

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Solution

The fourth proportional to 114,947.87, 172,443.67 and 36,040.91 is: 54,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,947.87 : 172,443.67 = 36,040.91 : x
  2. Step 2: Convert to fraction form
    114,947.87/172,443.67 = 36,040.91/x
  3. Step 3: Cross multiply
    114,947.87x = 172,443.67 × 36,040.91
  4. Step 4: Simplify right side
    114,947.87x = 6,215,025,838.22
  5. Step 5: Solve for x
    x = 6,215,025,838.22/114,947.87
  6. Step 6: Final answer
    x = 54,068.21

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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.