Home / 252,531.28-348,552.81-145,163.60

Finding the Fourth Proportional to 252,531.28, 348,552.81 and 145,163.60

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Solution

The fourth proportional to 252,531.28, 348,552.81 and 145,163.60 is: 200,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,531.28 : 348,552.81 = 145,163.60 : x
  2. Step 2: Convert to fraction form
    252,531.28/348,552.81 = 145,163.60/x
  3. Step 3: Cross multiply
    252,531.28x = 348,552.81 × 145,163.60
  4. Step 4: Simplify right side
    252,531.28x = 50,597,180,689.72
  5. Step 5: Solve for x
    x = 50,597,180,689.72/252,531.28
  6. Step 6: Final answer
    x = 200,360.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.