Home / 80,887.55-121,347.20-24,735.63

Finding the Fourth Proportional to 80,887.55, 121,347.20 and 24,735.63

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Solution

The fourth proportional to 80,887.55, 121,347.20 and 24,735.63 is: 37,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,887.55 : 121,347.20 = 24,735.63 : x
  2. Step 2: Convert to fraction form
    80,887.55/121,347.20 = 24,735.63/x
  3. Step 3: Cross multiply
    80,887.55x = 121,347.20 × 24,735.63
  4. Step 4: Simplify right side
    80,887.55x = 3,001,599,135.91
  5. Step 5: Solve for x
    x = 3,001,599,135.91/80,887.55
  6. Step 6: Final answer
    x = 37,108.30

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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.