Home / 240,918.34-361,429.26-72,424.66

Finding the Fourth Proportional to 240,918.34, 361,429.26 and 72,424.66

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Solution

The fourth proportional to 240,918.34, 361,429.26 and 72,424.66 is: 108,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,918.34 : 361,429.26 = 72,424.66 : x
  2. Step 2: Convert to fraction form
    240,918.34/361,429.26 = 72,424.66/x
  3. Step 3: Cross multiply
    240,918.34x = 361,429.26 × 72,424.66
  4. Step 4: Simplify right side
    240,918.34x = 26,176,391,269.55
  5. Step 5: Solve for x
    x = 26,176,391,269.55/240,918.34
  6. Step 6: Final answer
    x = 108,652.55

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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.