Home / 160,424.80-240,632.10-76,245.52

Finding the Fourth Proportional to 160,424.80, 240,632.10 and 76,245.52

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Solution

The fourth proportional to 160,424.80, 240,632.10 and 76,245.52 is: 114,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,424.80 : 240,632.10 = 76,245.52 : x
  2. Step 2: Convert to fraction form
    160,424.80/240,632.10 = 76,245.52/x
  3. Step 3: Cross multiply
    160,424.80x = 240,632.10 × 76,245.52
  4. Step 4: Simplify right side
    160,424.80x = 18,347,119,593.19
  5. Step 5: Solve for x
    x = 18,347,119,593.19/160,424.80
  6. Step 6: Final answer
    x = 114,365.86

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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.