Home / 563,190.75-844,778.39-136,729.86

Finding the Fourth Proportional to 563,190.75, 844,778.39 and 136,729.86

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Solution

The fourth proportional to 563,190.75, 844,778.39 and 136,729.86 is: 205,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,190.75 : 844,778.39 = 136,729.86 : x
  2. Step 2: Convert to fraction form
    563,190.75/844,778.39 = 136,729.86/x
  3. Step 3: Cross multiply
    563,190.75x = 844,778.39 × 136,729.86
  4. Step 4: Simplify right side
    563,190.75x = 115,506,430,312.08
  5. Step 5: Solve for x
    x = 115,506,430,312.08/563,190.75
  6. Step 6: Final answer
    x = 205,092.91

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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.