Home / 121,508.73-182,263.10-38,396.25

Finding the Fourth Proportional to 121,508.73, 182,263.10 and 38,396.25

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Solution

The fourth proportional to 121,508.73, 182,263.10 and 38,396.25 is: 57,594.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,508.73 : 182,263.10 = 38,396.25 : x
  2. Step 2: Convert to fraction form
    121,508.73/182,263.10 = 38,396.25/x
  3. Step 3: Cross multiply
    121,508.73x = 182,263.10 × 38,396.25
  4. Step 4: Simplify right side
    121,508.73x = 6,998,219,361.39
  5. Step 5: Solve for x
    x = 6,998,219,361.39/121,508.73
  6. Step 6: Final answer
    x = 57,594.38

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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.