Home / 132,159.06-182,380.88-71,730.23

Finding the Fourth Proportional to 132,159.06, 182,380.88 and 71,730.23

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Solution

The fourth proportional to 132,159.06, 182,380.88 and 71,730.23 is: 98,988.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,159.06 : 182,380.88 = 71,730.23 : x
  2. Step 2: Convert to fraction form
    132,159.06/182,380.88 = 71,730.23/x
  3. Step 3: Cross multiply
    132,159.06x = 182,380.88 × 71,730.23
  4. Step 4: Simplify right side
    132,159.06x = 13,082,221,737.42
  5. Step 5: Solve for x
    x = 13,082,221,737.42/132,159.06
  6. Step 6: Final answer
    x = 98,988.46

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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.