Home / 114,538.11-171,717.98-54,535.71

Finding the Fourth Proportional to 114,538.11, 171,717.98 and 54,535.71

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Solution

The fourth proportional to 114,538.11, 171,717.98 and 54,535.71 is: 81,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,538.11 : 171,717.98 = 54,535.71 : x
  2. Step 2: Convert to fraction form
    114,538.11/171,717.98 = 54,535.71/x
  3. Step 3: Cross multiply
    114,538.11x = 171,717.98 × 54,535.71
  4. Step 4: Simplify right side
    114,538.11x = 9,364,761,686.39
  5. Step 5: Solve for x
    x = 9,364,761,686.39/114,538.11
  6. Step 6: Final answer
    x = 81,761.10

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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.