Home / 175,517.20-262,507.80-156,931.60

Finding the Fourth Proportional to 175,517.20, 262,507.80 and 156,931.60

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Solution

The fourth proportional to 175,517.20, 262,507.80 and 156,931.60 is: 234,710.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,517.20 : 262,507.80 = 156,931.60 : x
  2. Step 2: Convert to fraction form
    175,517.20/262,507.80 = 156,931.60/x
  3. Step 3: Cross multiply
    175,517.20x = 262,507.80 × 156,931.60
  4. Step 4: Simplify right side
    175,517.20x = 41,195,769,066.48
  5. Step 5: Solve for x
    x = 41,195,769,066.48/175,517.20
  6. Step 6: Final answer
    x = 234,710.72

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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.