Home / 132,039.54-182,215.38-71,611.08

Finding the Fourth Proportional to 132,039.54, 182,215.38 and 71,611.08

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Solution

The fourth proportional to 132,039.54, 182,215.38 and 71,611.08 is: 98,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039.54 : 182,215.38 = 71,611.08 : x
  2. Step 2: Convert to fraction form
    132,039.54/182,215.38 = 71,611.08/x
  3. Step 3: Cross multiply
    132,039.54x = 182,215.38 × 71,611.08
  4. Step 4: Simplify right side
    132,039.54x = 13,048,640,154.41
  5. Step 5: Solve for x
    x = 13,048,640,154.41/132,039.54
  6. Step 6: Final answer
    x = 98,823.73

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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.