Home / 81,066.09-121,594.31-24,906.74

Finding the Fourth Proportional to 81,066.09, 121,594.31 and 24,906.74

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Solution

The fourth proportional to 81,066.09, 121,594.31 and 24,906.74 is: 37,358.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,066.09 : 121,594.31 = 24,906.74 : x
  2. Step 2: Convert to fraction form
    81,066.09/121,594.31 = 24,906.74/x
  3. Step 3: Cross multiply
    81,066.09x = 121,594.31 × 24,906.74
  4. Step 4: Simplify right side
    81,066.09x = 3,028,518,049.61
  5. Step 5: Solve for x
    x = 3,028,518,049.61/81,066.09
  6. Step 6: Final answer
    x = 37,358.63

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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.