Home / 129,486.41-194,215.64-34,726.13

Finding the Fourth Proportional to 129,486.41, 194,215.64 and 34,726.13

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Solution

The fourth proportional to 129,486.41, 194,215.64 and 34,726.13 is: 52,085.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,486.41 : 194,215.64 = 34,726.13 : x
  2. Step 2: Convert to fraction form
    129,486.41/194,215.64 = 34,726.13/x
  3. Step 3: Cross multiply
    129,486.41x = 194,215.64 × 34,726.13
  4. Step 4: Simplify right side
    129,486.41x = 6,744,357,146.27
  5. Step 5: Solve for x
    x = 6,744,357,146.27/129,486.41
  6. Step 6: Final answer
    x = 52,085.44

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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.