Home / 274,278.03-411,269.10-124,436.55

Finding the Fourth Proportional to 274,278.03, 411,269.10 and 124,436.55

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Solution

The fourth proportional to 274,278.03, 411,269.10 and 124,436.55 is: 186,587.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,278.03 : 411,269.10 = 124,436.55 : x
  2. Step 2: Convert to fraction form
    274,278.03/411,269.10 = 124,436.55/x
  3. Step 3: Cross multiply
    274,278.03x = 411,269.10 × 124,436.55
  4. Step 4: Simplify right side
    274,278.03x = 51,176,907,925.61
  5. Step 5: Solve for x
    x = 51,176,907,925.61/274,278.03
  6. Step 6: Final answer
    x = 186,587.70

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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.