Home / 106,953.27-160,720.71-57,068.61

Finding the Fourth Proportional to 106,953.27, 160,720.71 and 57,068.61

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Solution

The fourth proportional to 106,953.27, 160,720.71 and 57,068.61 is: 85,758.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,953.27 : 160,720.71 = 57,068.61 : x
  2. Step 2: Convert to fraction form
    106,953.27/160,720.71 = 57,068.61/x
  3. Step 3: Cross multiply
    106,953.27x = 160,720.71 × 57,068.61
  4. Step 4: Simplify right side
    106,953.27x = 9,172,107,517.91
  5. Step 5: Solve for x
    x = 9,172,107,517.91/106,953.27
  6. Step 6: Final answer
    x = 85,758.08

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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.