Home / 106,417.35-146,950.88-101,375.91

Finding the Fourth Proportional to 106,417.35, 146,950.88 and 101,375.91

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Solution

The fourth proportional to 106,417.35, 146,950.88 and 101,375.91 is: 139,989.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,417.35 : 146,950.88 = 101,375.91 : x
  2. Step 2: Convert to fraction form
    106,417.35/146,950.88 = 101,375.91/x
  3. Step 3: Cross multiply
    106,417.35x = 146,950.88 × 101,375.91
  4. Step 4: Simplify right side
    106,417.35x = 14,897,278,678.42
  5. Step 5: Solve for x
    x = 14,897,278,678.42/106,417.35
  6. Step 6: Final answer
    x = 139,989.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.