Home / 119,616.50-179,301.60-53,087.96

Finding the Fourth Proportional to 119,616.50, 179,301.60 and 53,087.96

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Solution

The fourth proportional to 119,616.50, 179,301.60 and 53,087.96 is: 79,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,616.50 : 179,301.60 = 53,087.96 : x
  2. Step 2: Convert to fraction form
    119,616.50/179,301.60 = 53,087.96/x
  3. Step 3: Cross multiply
    119,616.50x = 179,301.60 × 53,087.96
  4. Step 4: Simplify right side
    119,616.50x = 9,518,756,168.74
  5. Step 5: Solve for x
    x = 9,518,756,168.74/119,616.50
  6. Step 6: Final answer
    x = 79,577.28

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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.