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Finding the Fourth Proportional to 162,833.80, 244,250.70 and 74,260.30

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Solution

The fourth proportional to 162,833.80, 244,250.70 and 74,260.30 is: 111,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,833.80 : 244,250.70 = 74,260.30 : x
  2. Step 2: Convert to fraction form
    162,833.80/244,250.70 = 74,260.30/x
  3. Step 3: Cross multiply
    162,833.80x = 244,250.70 × 74,260.30
  4. Step 4: Simplify right side
    162,833.80x = 18,138,130,257.21
  5. Step 5: Solve for x
    x = 18,138,130,257.21/162,833.80
  6. Step 6: Final answer
    x = 111,390.45

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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.