Home / 54,345.16-81,512.28-14,906.24

Finding the Fourth Proportional to 54,345.16, 81,512.28 and 14,906.24

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Solution

The fourth proportional to 54,345.16, 81,512.28 and 14,906.24 is: 22,357.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,345.16 : 81,512.28 = 14,906.24 : x
  2. Step 2: Convert to fraction form
    54,345.16/81,512.28 = 14,906.24/x
  3. Step 3: Cross multiply
    54,345.16x = 81,512.28 × 14,906.24
  4. Step 4: Simplify right side
    54,345.16x = 1,215,041,608.63
  5. Step 5: Solve for x
    x = 1,215,041,608.63/54,345.16
  6. Step 6: Final answer
    x = 22,357.86

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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.