Home / 54,475.56-81,713.52-15,031.80

Finding the Fourth Proportional to 54,475.56, 81,713.52 and 15,031.80

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Solution

The fourth proportional to 54,475.56, 81,713.52 and 15,031.80 is: 22,547.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.56 : 81,713.52 = 15,031.80 : x
  2. Step 2: Convert to fraction form
    54,475.56/81,713.52 = 15,031.80/x
  3. Step 3: Cross multiply
    54,475.56x = 81,713.52 × 15,031.80
  4. Step 4: Simplify right side
    54,475.56x = 1,228,301,289.94
  5. Step 5: Solve for x
    x = 1,228,301,289.94/54,475.56
  6. Step 6: Final answer
    x = 22,547.75

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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.