Home / 172,535.24-258,829-54,195.46

Finding the Fourth Proportional to 172,535.24, 258,829 and 54,195.46

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Solution

The fourth proportional to 172,535.24, 258,829 and 54,195.46 is: 81,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,535.24 : 258,829 = 54,195.46 : x
  2. Step 2: Convert to fraction form
    172,535.24/258,829 = 54,195.46/x
  3. Step 3: Cross multiply
    172,535.24x = 258,829 × 54,195.46
  4. Step 4: Simplify right side
    172,535.24x = 14,027,356,716.34
  5. Step 5: Solve for x
    x = 14,027,356,716.34/172,535.24
  6. Step 6: Final answer
    x = 81,301.40

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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.