Home / 54,073.17-81,117.45-16,636.35

Finding the Fourth Proportional to 54,073.17, 81,117.45 and 16,636.35

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Solution

The fourth proportional to 54,073.17, 81,117.45 and 16,636.35 is: 24,956.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,073.17 : 81,117.45 = 16,636.35 : x
  2. Step 2: Convert to fraction form
    54,073.17/81,117.45 = 16,636.35/x
  3. Step 3: Cross multiply
    54,073.17x = 81,117.45 × 16,636.35
  4. Step 4: Simplify right side
    54,073.17x = 1,349,498,289.31
  5. Step 5: Solve for x
    x = 1,349,498,289.31/54,073.17
  6. Step 6: Final answer
    x = 24,956.89

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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.