Home / 177,719.10-266,363.10-130,534.44

Finding the Fourth Proportional to 177,719.10, 266,363.10 and 130,534.44

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Solution

The fourth proportional to 177,719.10, 266,363.10 and 130,534.44 is: 195,643.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,719.10 : 266,363.10 = 130,534.44 : x
  2. Step 2: Convert to fraction form
    177,719.10/266,363.10 = 130,534.44/x
  3. Step 3: Cross multiply
    177,719.10x = 266,363.10 × 130,534.44
  4. Step 4: Simplify right side
    177,719.10x = 34,769,558,095.16
  5. Step 5: Solve for x
    x = 34,769,558,095.16/177,719.10
  6. Step 6: Final answer
    x = 195,643.34

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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.