Home / 177,650.20-266,475.30-118,293.40

Finding the Fourth Proportional to 177,650.20, 266,475.30 and 118,293.40

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Solution

The fourth proportional to 177,650.20, 266,475.30 and 118,293.40 is: 177,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,650.20 : 266,475.30 = 118,293.40 : x
  2. Step 2: Convert to fraction form
    177,650.20/266,475.30 = 118,293.40/x
  3. Step 3: Cross multiply
    177,650.20x = 266,475.30 × 118,293.40
  4. Step 4: Simplify right side
    177,650.20x = 31,522,269,253.02
  5. Step 5: Solve for x
    x = 31,522,269,253.02/177,650.20
  6. Step 6: Final answer
    x = 177,440.10

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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.