Home / 132,317.50-182,597.16-71,888.64

Finding the Fourth Proportional to 132,317.50, 182,597.16 and 71,888.64

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Solution

The fourth proportional to 132,317.50, 182,597.16 and 71,888.64 is: 99,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,317.50 : 182,597.16 = 71,888.64 : x
  2. Step 2: Convert to fraction form
    132,317.50/182,597.16 = 71,888.64/x
  3. Step 3: Cross multiply
    132,317.50x = 182,597.16 × 71,888.64
  4. Step 4: Simplify right side
    132,317.50x = 13,126,660,227.83
  5. Step 5: Solve for x
    x = 13,126,660,227.83/132,317.50
  6. Step 6: Final answer
    x = 99,205.78

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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.