Home / 182,712.16-252,132.51-102,123.64

Finding the Fourth Proportional to 182,712.16, 252,132.51 and 102,123.64

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Solution

The fourth proportional to 182,712.16, 252,132.51 and 102,123.64 is: 140,924.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,712.16 : 252,132.51 = 102,123.64 : x
  2. Step 2: Convert to fraction form
    182,712.16/252,132.51 = 102,123.64/x
  3. Step 3: Cross multiply
    182,712.16x = 252,132.51 × 102,123.64
  4. Step 4: Simplify right side
    182,712.16x = 25,748,689,683.54
  5. Step 5: Solve for x
    x = 25,748,689,683.54/182,712.16
  6. Step 6: Final answer
    x = 140,924.88

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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.