Home / 124,980.29-187,514.18-36,239.12

Finding the Fourth Proportional to 124,980.29, 187,514.18 and 36,239.12

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Solution

The fourth proportional to 124,980.29, 187,514.18 and 36,239.12 is: 54,371.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,980.29 : 187,514.18 = 36,239.12 : x
  2. Step 2: Convert to fraction form
    124,980.29/187,514.18 = 36,239.12/x
  3. Step 3: Cross multiply
    124,980.29x = 187,514.18 × 36,239.12
  4. Step 4: Simplify right side
    124,980.29x = 6,795,348,870.72
  5. Step 5: Solve for x
    x = 6,795,348,870.72/124,980.29
  6. Step 6: Final answer
    x = 54,371.36

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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.