Home / 179,572.90-247,812.33-99,003.55

Finding the Fourth Proportional to 179,572.90, 247,812.33 and 99,003.55

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Solution

The fourth proportional to 179,572.90, 247,812.33 and 99,003.55 is: 136,625.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,572.90 : 247,812.33 = 99,003.55 : x
  2. Step 2: Convert to fraction form
    179,572.90/247,812.33 = 99,003.55/x
  3. Step 3: Cross multiply
    179,572.90x = 247,812.33 × 99,003.55
  4. Step 4: Simplify right side
    179,572.90x = 24,534,300,403.77
  5. Step 5: Solve for x
    x = 24,534,300,403.77/179,572.90
  6. Step 6: Final answer
    x = 136,625.85

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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.