Home / 54,117.63-81,184.07-16,680.73

Finding the Fourth Proportional to 54,117.63, 81,184.07 and 16,680.73

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Solution

The fourth proportional to 54,117.63, 81,184.07 and 16,680.73 is: 25,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.63 : 81,184.07 = 16,680.73 : x
  2. Step 2: Convert to fraction form
    54,117.63/81,184.07 = 16,680.73/x
  3. Step 3: Cross multiply
    54,117.63x = 81,184.07 × 16,680.73
  4. Step 4: Simplify right side
    54,117.63x = 1,354,209,551.97
  5. Step 5: Solve for x
    x = 1,354,209,551.97/54,117.63
  6. Step 6: Final answer
    x = 25,023.45

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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.