Home / 45,820.20-68,720.70-22,463.40

Finding the Fourth Proportional to 45,820.20, 68,720.70 and 22,463.40

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Solution

The fourth proportional to 45,820.20, 68,720.70 and 22,463.40 is: 33,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,820.20 : 68,720.70 = 22,463.40 : x
  2. Step 2: Convert to fraction form
    45,820.20/68,720.70 = 22,463.40/x
  3. Step 3: Cross multiply
    45,820.20x = 68,720.70 × 22,463.40
  4. Step 4: Simplify right side
    45,820.20x = 1,543,700,572.38
  5. Step 5: Solve for x
    x = 1,543,700,572.38/45,820.20
  6. Step 6: Final answer
    x = 33,690.39

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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.