Home / 121,819.71-182,717.60-37,557.11

Finding the Fourth Proportional to 121,819.71, 182,717.60 and 37,557.11

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Solution

The fourth proportional to 121,819.71, 182,717.60 and 37,557.11 is: 56,331.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,819.71 : 182,717.60 = 37,557.11 : x
  2. Step 2: Convert to fraction form
    121,819.71/182,717.60 = 37,557.11/x
  3. Step 3: Cross multiply
    121,819.71x = 182,717.60 × 37,557.11
  4. Step 4: Simplify right side
    121,819.71x = 6,862,343,900.76
  5. Step 5: Solve for x
    x = 6,862,343,900.76/121,819.71
  6. Step 6: Final answer
    x = 56,331.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.