Home / 132,458.45-182,787.10-75,101.63

Finding the Fourth Proportional to 132,458.45, 182,787.10 and 75,101.63

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Solution

The fourth proportional to 132,458.45, 182,787.10 and 75,101.63 is: 103,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,458.45 : 182,787.10 = 75,101.63 : x
  2. Step 2: Convert to fraction form
    132,458.45/182,787.10 = 75,101.63/x
  3. Step 3: Cross multiply
    132,458.45x = 182,787.10 × 75,101.63
  4. Step 4: Simplify right side
    132,458.45x = 13,727,609,152.97
  5. Step 5: Solve for x
    x = 13,727,609,152.97/132,458.45
  6. Step 6: Final answer
    x = 103,637.10

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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.