Home / 132,460.02-182,789.25-75,103.20

Finding the Fourth Proportional to 132,460.02, 182,789.25 and 75,103.20

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Solution

The fourth proportional to 132,460.02, 182,789.25 and 75,103.20 is: 103,639.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,460.02 : 182,789.25 = 75,103.20 : x
  2. Step 2: Convert to fraction form
    132,460.02/182,789.25 = 75,103.20/x
  3. Step 3: Cross multiply
    132,460.02x = 182,789.25 × 75,103.20
  4. Step 4: Simplify right side
    132,460.02x = 13,728,057,600.60
  5. Step 5: Solve for x
    x = 13,728,057,600.60/132,460.02
  6. Step 6: Final answer
    x = 103,639.25

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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.