Home / 177,311.10-265,966.65-83,999.10

Finding the Fourth Proportional to 177,311.10, 265,966.65 and 83,999.10

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Solution

The fourth proportional to 177,311.10, 265,966.65 and 83,999.10 is: 125,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,311.10 : 265,966.65 = 83,999.10 : x
  2. Step 2: Convert to fraction form
    177,311.10/265,966.65 = 83,999.10/x
  3. Step 3: Cross multiply
    177,311.10x = 265,966.65 × 83,999.10
  4. Step 4: Simplify right side
    177,311.10x = 22,340,959,230.02
  5. Step 5: Solve for x
    x = 22,340,959,230.02/177,311.10
  6. Step 6: Final answer
    x = 125,998.65

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1.5x scale

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.