Home / 132,144.36-182,354.94-74,001.18

Finding the Fourth Proportional to 132,144.36, 182,354.94 and 74,001.18

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Solution

The fourth proportional to 132,144.36, 182,354.94 and 74,001.18 is: 102,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,144.36 : 182,354.94 = 74,001.18 : x
  2. Step 2: Convert to fraction form
    132,144.36/182,354.94 = 74,001.18/x
  3. Step 3: Cross multiply
    132,144.36x = 182,354.94 × 74,001.18
  4. Step 4: Simplify right side
    132,144.36x = 13,494,480,738.83
  5. Step 5: Solve for x
    x = 13,494,480,738.83/132,144.36
  6. Step 6: Final answer
    x = 102,119.23

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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.