Home / 132,299.28-182,574.27-71,870.38

Finding the Fourth Proportional to 132,299.28, 182,574.27 and 71,870.38

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Solution

The fourth proportional to 132,299.28, 182,574.27 and 71,870.38 is: 99,181.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,299.28 : 182,574.27 = 71,870.38 : x
  2. Step 2: Convert to fraction form
    132,299.28/182,574.27 = 71,870.38/x
  3. Step 3: Cross multiply
    132,299.28x = 182,574.27 × 71,870.38
  4. Step 4: Simplify right side
    132,299.28x = 13,121,681,706.69
  5. Step 5: Solve for x
    x = 13,121,681,706.69/132,299.28
  6. Step 6: Final answer
    x = 99,181.81

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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.