Home / 132,346.13-182,637.66-72,730.13

Finding the Fourth Proportional to 132,346.13, 182,637.66 and 72,730.13

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Solution

The fourth proportional to 132,346.13, 182,637.66 and 72,730.13 is: 100,367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,346.13 : 182,637.66 = 72,730.13 : x
  2. Step 2: Convert to fraction form
    132,346.13/182,637.66 = 72,730.13/x
  3. Step 3: Cross multiply
    132,346.13x = 182,637.66 × 72,730.13
  4. Step 4: Simplify right side
    132,346.13x = 13,283,260,754.70
  5. Step 5: Solve for x
    x = 13,283,260,754.70/132,346.13
  6. Step 6: Final answer
    x = 100,367.58

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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.