Home / 54,101.60-74,683.20-32,887.64

Finding the Fourth Proportional to 54,101.60, 74,683.20 and 32,887.64

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Solution

The fourth proportional to 54,101.60, 74,683.20 and 32,887.64 is: 45,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,101.60 : 74,683.20 = 32,887.64 : x
  2. Step 2: Convert to fraction form
    54,101.60/74,683.20 = 32,887.64/x
  3. Step 3: Cross multiply
    54,101.60x = 74,683.20 × 32,887.64
  4. Step 4: Simplify right side
    54,101.60x = 2,456,154,195.65
  5. Step 5: Solve for x
    x = 2,456,154,195.65/54,101.60
  6. Step 6: Final answer
    x = 45,398.92

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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.