Home / 107,961.78-148,910.13-93,595.93

Finding the Fourth Proportional to 107,961.78, 148,910.13 and 93,595.93

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Solution

The fourth proportional to 107,961.78, 148,910.13 and 93,595.93 is: 129,095.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,961.78 : 148,910.13 = 93,595.93 : x
  2. Step 2: Convert to fraction form
    107,961.78/148,910.13 = 93,595.93/x
  3. Step 3: Cross multiply
    107,961.78x = 148,910.13 × 93,595.93
  4. Step 4: Simplify right side
    107,961.78x = 13,937,382,103.77
  5. Step 5: Solve for x
    x = 13,937,382,103.77/107,961.78
  6. Step 6: Final answer
    x = 129,095.52

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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.