Home / 178,159.13-266,980.35-98,213.34

Finding the Fourth Proportional to 178,159.13, 266,980.35 and 98,213.34

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Solution

The fourth proportional to 178,159.13, 266,980.35 and 98,213.34 is: 147,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,159.13 : 266,980.35 = 98,213.34 : x
  2. Step 2: Convert to fraction form
    178,159.13/266,980.35 = 98,213.34/x
  3. Step 3: Cross multiply
    178,159.13x = 266,980.35 × 98,213.34
  4. Step 4: Simplify right side
    178,159.13x = 26,221,033,257.35
  5. Step 5: Solve for x
    x = 26,221,033,257.35/178,159.13
  6. Step 6: Final answer
    x = 147,177.60

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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.