Home / 54,347.16-81,515.28-14,908.24

Finding the Fourth Proportional to 54,347.16, 81,515.28 and 14,908.24

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Solution

The fourth proportional to 54,347.16, 81,515.28 and 14,908.24 is: 22,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,347.16 : 81,515.28 = 14,908.24 : x
  2. Step 2: Convert to fraction form
    54,347.16/81,515.28 = 14,908.24/x
  3. Step 3: Cross multiply
    54,347.16x = 81,515.28 × 14,908.24
  4. Step 4: Simplify right side
    54,347.16x = 1,215,249,357.91
  5. Step 5: Solve for x
    x = 1,215,249,357.91/54,347.16
  6. Step 6: Final answer
    x = 22,360.86

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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.