Home / 148,315.48-204,674.87-80,332.29

Finding the Fourth Proportional to 148,315.48, 204,674.87 and 80,332.29

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Solution

The fourth proportional to 148,315.48, 204,674.87 and 80,332.29 is: 110,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,315.48 : 204,674.87 = 80,332.29 : x
  2. Step 2: Convert to fraction form
    148,315.48/204,674.87 = 80,332.29/x
  3. Step 3: Cross multiply
    148,315.48x = 204,674.87 × 80,332.29
  4. Step 4: Simplify right side
    148,315.48x = 16,442,001,213.38
  5. Step 5: Solve for x
    x = 16,442,001,213.38/148,315.48
  6. Step 6: Final answer
    x = 110,858.30

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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.