Home / 132,207.93-182,447.06-71,778.53

Finding the Fourth Proportional to 132,207.93, 182,447.06 and 71,778.53

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Solution

The fourth proportional to 132,207.93, 182,447.06 and 71,778.53 is: 99,054.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,207.93 : 182,447.06 = 71,778.53 : x
  2. Step 2: Convert to fraction form
    132,207.93/182,447.06 = 71,778.53/x
  3. Step 3: Cross multiply
    132,207.93x = 182,447.06 × 71,778.53
  4. Step 4: Simplify right side
    132,207.93x = 13,095,780,498.49
  5. Step 5: Solve for x
    x = 13,095,780,498.49/132,207.93
  6. Step 6: Final answer
    x = 99,054.43

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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.