Home / 132,179.82-182,411.38-71,750.30

Finding the Fourth Proportional to 132,179.82, 182,411.38 and 71,750.30

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Solution

The fourth proportional to 132,179.82, 182,411.38 and 71,750.30 is: 99,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,179.82 : 182,411.38 = 71,750.30 : x
  2. Step 2: Convert to fraction form
    132,179.82/182,411.38 = 71,750.30/x
  3. Step 3: Cross multiply
    132,179.82x = 182,411.38 × 71,750.30
  4. Step 4: Simplify right side
    132,179.82x = 13,088,071,238.41
  5. Step 5: Solve for x
    x = 13,088,071,238.41/132,179.82
  6. Step 6: Final answer
    x = 99,017.17

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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.