Home / 132,381.02-182,684.42-98,540.84

Finding the Fourth Proportional to 132,381.02, 182,684.42 and 98,540.84

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Solution

The fourth proportional to 132,381.02, 182,684.42 and 98,540.84 is: 135,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,381.02 : 182,684.42 = 98,540.84 : x
  2. Step 2: Convert to fraction form
    132,381.02/182,684.42 = 98,540.84/x
  3. Step 3: Cross multiply
    132,381.02x = 182,684.42 × 98,540.84
  4. Step 4: Simplify right side
    132,381.02x = 18,001,876,201.71
  5. Step 5: Solve for x
    x = 18,001,876,201.71/132,381.02
  6. Step 6: Final answer
    x = 135,985.33

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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.