Home / 178,258.68-266,992.02-127,563.18

Finding the Fourth Proportional to 178,258.68, 266,992.02 and 127,563.18

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Solution

The fourth proportional to 178,258.68, 266,992.02 and 127,563.18 is: 191,061.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,258.68 : 266,992.02 = 127,563.18 : x
  2. Step 2: Convert to fraction form
    178,258.68/266,992.02 = 127,563.18/x
  3. Step 3: Cross multiply
    178,258.68x = 266,992.02 × 127,563.18
  4. Step 4: Simplify right side
    178,258.68x = 34,058,351,105.82
  5. Step 5: Solve for x
    x = 34,058,351,105.82/178,258.68
  6. Step 6: Final answer
    x = 191,061.39

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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.