Home / 34,175.52-51,265.92-13,125.68

Finding the Fourth Proportional to 34,175.52, 51,265.92 and 13,125.68

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Solution

The fourth proportional to 34,175.52, 51,265.92 and 13,125.68 is: 19,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,175.52 : 51,265.92 = 13,125.68 : x
  2. Step 2: Convert to fraction form
    34,175.52/51,265.92 = 13,125.68/x
  3. Step 3: Cross multiply
    34,175.52x = 51,265.92 × 13,125.68
  4. Step 4: Simplify right side
    34,175.52x = 672,900,060.83
  5. Step 5: Solve for x
    x = 672,900,060.83/34,175.52
  6. Step 6: Final answer
    x = 19,689.53

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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.