Home / 94,847.31-142,309.22-42,220.80

Finding the Fourth Proportional to 94,847.31, 142,309.22 and 42,220.80

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Solution

The fourth proportional to 94,847.31, 142,309.22 and 42,220.80 is: 63,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,847.31 : 142,309.22 = 42,220.80 : x
  2. Step 2: Convert to fraction form
    94,847.31/142,309.22 = 42,220.80/x
  3. Step 3: Cross multiply
    94,847.31x = 142,309.22 × 42,220.80
  4. Step 4: Simplify right side
    94,847.31x = 6,008,408,904.67
  5. Step 5: Solve for x
    x = 6,008,408,904.67/94,847.31
  6. Step 6: Final answer
    x = 63,348.23

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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.