Home / 132,241.79-182,495.85-74,879.60

Finding the Fourth Proportional to 132,241.79, 182,495.85 and 74,879.60

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Solution

The fourth proportional to 132,241.79, 182,495.85 and 74,879.60 is: 103,335.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,241.79 : 182,495.85 = 74,879.60 : x
  2. Step 2: Convert to fraction form
    132,241.79/182,495.85 = 74,879.60/x
  3. Step 3: Cross multiply
    132,241.79x = 182,495.85 × 74,879.60
  4. Step 4: Simplify right side
    132,241.79x = 13,665,216,705.90
  5. Step 5: Solve for x
    x = 13,665,216,705.90/132,241.79
  6. Step 6: Final answer
    x = 103,335.08

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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.