Home / 96,118.62-132,643.98-53,678.76

Finding the Fourth Proportional to 96,118.62, 132,643.98 and 53,678.76

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Solution

The fourth proportional to 96,118.62, 132,643.98 and 53,678.76 is: 74,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,118.62 : 132,643.98 = 53,678.76 : x
  2. Step 2: Convert to fraction form
    96,118.62/132,643.98 = 53,678.76/x
  3. Step 3: Cross multiply
    96,118.62x = 132,643.98 × 53,678.76
  4. Step 4: Simplify right side
    96,118.62x = 7,120,164,367.86
  5. Step 5: Solve for x
    x = 7,120,164,367.86/96,118.62
  6. Step 6: Final answer
    x = 74,076.85

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1.5x scale

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.