Home / 95,039.05-131,152.21-54,752.71

Finding the Fourth Proportional to 95,039.05, 131,152.21 and 54,752.71

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Solution

The fourth proportional to 95,039.05, 131,152.21 and 54,752.71 is: 75,557.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,039.05 : 131,152.21 = 54,752.71 : x
  2. Step 2: Convert to fraction form
    95,039.05/131,152.21 = 54,752.71/x
  3. Step 3: Cross multiply
    95,039.05x = 131,152.21 × 54,752.71
  4. Step 4: Simplify right side
    95,039.05x = 7,180,938,646.23
  5. Step 5: Solve for x
    x = 7,180,938,646.23/95,039.05
  6. Step 6: Final answer
    x = 75,557.77

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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.