Home / 162,923.40-244,312.20-74,131.20

Finding the Fourth Proportional to 162,923.40, 244,312.20 and 74,131.20

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Solution

The fourth proportional to 162,923.40, 244,312.20 and 74,131.20 is: 111,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,923.40 : 244,312.20 = 74,131.20 : x
  2. Step 2: Convert to fraction form
    162,923.40/244,312.20 = 74,131.20/x
  3. Step 3: Cross multiply
    162,923.40x = 244,312.20 × 74,131.20
  4. Step 4: Simplify right side
    162,923.40x = 18,111,156,560.64
  5. Step 5: Solve for x
    x = 18,111,156,560.64/162,923.40
  6. Step 6: Final answer
    x = 111,163.63

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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.