Home / 132,155.66-182,374.99-71,726.30

Finding the Fourth Proportional to 132,155.66, 182,374.99 and 71,726.30

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Solution

The fourth proportional to 132,155.66, 182,374.99 and 71,726.30 is: 98,982.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,155.66 : 182,374.99 = 71,726.30 : x
  2. Step 2: Convert to fraction form
    132,155.66/182,374.99 = 71,726.30/x
  3. Step 3: Cross multiply
    132,155.66x = 182,374.99 × 71,726.30
  4. Step 4: Simplify right side
    132,155.66x = 13,081,083,998.30
  5. Step 5: Solve for x
    x = 13,081,083,998.30/132,155.66
  6. Step 6: Final answer
    x = 98,982.40

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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.