Home / 158,388.90-218,576.67-94,726.70

Finding the Fourth Proportional to 158,388.90, 218,576.67 and 94,726.70

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Solution

The fourth proportional to 158,388.90, 218,576.67 and 94,726.70 is: 130,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,388.90 : 218,576.67 = 94,726.70 : x
  2. Step 2: Convert to fraction form
    158,388.90/218,576.67 = 94,726.70/x
  3. Step 3: Cross multiply
    158,388.90x = 218,576.67 × 94,726.70
  4. Step 4: Simplify right side
    158,388.90x = 20,705,045,553.21
  5. Step 5: Solve for x
    x = 20,705,045,553.21/158,388.90
  6. Step 6: Final answer
    x = 130,722.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.