Home / 174,747.20-261,775.20-162,305.60

Finding the Fourth Proportional to 174,747.20, 261,775.20 and 162,305.60

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Solution

The fourth proportional to 174,747.20, 261,775.20 and 162,305.60 is: 243,137.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,747.20 : 261,775.20 = 162,305.60 : x
  2. Step 2: Convert to fraction form
    174,747.20/261,775.20 = 162,305.60/x
  3. Step 3: Cross multiply
    174,747.20x = 261,775.20 × 162,305.60
  4. Step 4: Simplify right side
    174,747.20x = 42,487,580,901.12
  5. Step 5: Solve for x
    x = 42,487,580,901.12/174,747.20
  6. Step 6: Final answer
    x = 243,137.41

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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.