Home / 45,324.95-67,987.45-17,238.52

Finding the Fourth Proportional to 45,324.95, 67,987.45 and 17,238.52

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Solution

The fourth proportional to 45,324.95, 67,987.45 and 17,238.52 is: 25,857.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,324.95 : 67,987.45 = 17,238.52 : x
  2. Step 2: Convert to fraction form
    45,324.95/67,987.45 = 17,238.52/x
  3. Step 3: Cross multiply
    45,324.95x = 67,987.45 × 17,238.52
  4. Step 4: Simplify right side
    45,324.95x = 1,172,003,123.11
  5. Step 5: Solve for x
    x = 1,172,003,123.11/45,324.95
  6. Step 6: Final answer
    x = 25,857.79

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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.