Home / 91,832.76-137,434.59-63,784.44

Finding the Fourth Proportional to 91,832.76, 137,434.59 and 63,784.44

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Solution

The fourth proportional to 91,832.76, 137,434.59 and 63,784.44 is: 95,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,832.76 : 137,434.59 = 63,784.44 : x
  2. Step 2: Convert to fraction form
    91,832.76/137,434.59 = 63,784.44/x
  3. Step 3: Cross multiply
    91,832.76x = 137,434.59 × 63,784.44
  4. Step 4: Simplify right side
    91,832.76x = 8,766,188,359.78
  5. Step 5: Solve for x
    x = 8,766,188,359.78/91,832.76
  6. Step 6: Final answer
    x = 95,458.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.