Home / 73,221.60-109,832.40-63,331.50

Finding the Fourth Proportional to 73,221.60, 109,832.40 and 63,331.50

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Solution

The fourth proportional to 73,221.60, 109,832.40 and 63,331.50 is: 94,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,221.60 : 109,832.40 = 63,331.50 : x
  2. Step 2: Convert to fraction form
    73,221.60/109,832.40 = 63,331.50/x
  3. Step 3: Cross multiply
    73,221.60x = 109,832.40 × 63,331.50
  4. Step 4: Simplify right side
    73,221.60x = 6,955,850,640.60
  5. Step 5: Solve for x
    x = 6,955,850,640.60/73,221.60
  6. Step 6: Final answer
    x = 94,997.25

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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.