Home / 148,250.66-204,585.59-80,267.69

Finding the Fourth Proportional to 148,250.66, 204,585.59 and 80,267.69

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Solution

The fourth proportional to 148,250.66, 204,585.59 and 80,267.69 is: 110,769.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,250.66 : 204,585.59 = 80,267.69 : x
  2. Step 2: Convert to fraction form
    148,250.66/204,585.59 = 80,267.69/x
  3. Step 3: Cross multiply
    148,250.66x = 204,585.59 × 80,267.69
  4. Step 4: Simplify right side
    148,250.66x = 16,421,613,428.72
  5. Step 5: Solve for x
    x = 16,421,613,428.72/148,250.66
  6. Step 6: Final answer
    x = 110,769.25

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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.