Home / 42,622.68-63,856.10-35,961.90

Finding the Fourth Proportional to 42,622.68, 63,856.10 and 35,961.90

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Solution

The fourth proportional to 42,622.68, 63,856.10 and 35,961.90 is: 53,877.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,622.68 : 63,856.10 = 35,961.90 : x
  2. Step 2: Convert to fraction form
    42,622.68/63,856.10 = 35,961.90/x
  3. Step 3: Cross multiply
    42,622.68x = 63,856.10 × 35,961.90
  4. Step 4: Simplify right side
    42,622.68x = 2,296,386,682.59
  5. Step 5: Solve for x
    x = 2,296,386,682.59/42,622.68
  6. Step 6: Final answer
    x = 53,877.11

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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.