Home / 95,215.86-131,395.65-54,929.70

Finding the Fourth Proportional to 95,215.86, 131,395.65 and 54,929.70

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Solution

The fourth proportional to 95,215.86, 131,395.65 and 54,929.70 is: 75,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,215.86 : 131,395.65 = 54,929.70 : x
  2. Step 2: Convert to fraction form
    95,215.86/131,395.65 = 54,929.70/x
  3. Step 3: Cross multiply
    95,215.86x = 131,395.65 × 54,929.70
  4. Step 4: Simplify right side
    95,215.86x = 7,217,523,635.81
  5. Step 5: Solve for x
    x = 7,217,523,635.81/95,215.86
  6. Step 6: Final answer
    x = 75,801.70

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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.