Home / 58,146.40-80,221.26-38,014.84

Finding the Fourth Proportional to 58,146.40, 80,221.26 and 38,014.84

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Solution

The fourth proportional to 58,146.40, 80,221.26 and 38,014.84 is: 52,446.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,146.40 : 80,221.26 = 38,014.84 : x
  2. Step 2: Convert to fraction form
    58,146.40/80,221.26 = 38,014.84/x
  3. Step 3: Cross multiply
    58,146.40x = 80,221.26 × 38,014.84
  4. Step 4: Simplify right side
    58,146.40x = 3,049,598,363.50
  5. Step 5: Solve for x
    x = 3,049,598,363.50/58,146.40
  6. Step 6: Final answer
    x = 52,446.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.