Home / 58,116.20-87,220.98-30,044.48

Finding the Fourth Proportional to 58,116.20, 87,220.98 and 30,044.48

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Solution

The fourth proportional to 58,116.20, 87,220.98 and 30,044.48 is: 45,090.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,116.20 : 87,220.98 = 30,044.48 : x
  2. Step 2: Convert to fraction form
    58,116.20/87,220.98 = 30,044.48/x
  3. Step 3: Cross multiply
    58,116.20x = 87,220.98 × 30,044.48
  4. Step 4: Simplify right side
    58,116.20x = 2,620,508,989.19
  5. Step 5: Solve for x
    x = 2,620,508,989.19/58,116.20
  6. Step 6: Final answer
    x = 45,090.85

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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.