Home / 58,270.23-87,392.68-20,832.90

Finding the Fourth Proportional to 58,270.23, 87,392.68 and 20,832.90

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Solution

The fourth proportional to 58,270.23, 87,392.68 and 20,832.90 is: 31,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,270.23 : 87,392.68 = 20,832.90 : x
  2. Step 2: Convert to fraction form
    58,270.23/87,392.68 = 20,832.90/x
  3. Step 3: Cross multiply
    58,270.23x = 87,392.68 × 20,832.90
  4. Step 4: Simplify right side
    58,270.23x = 1,820,642,963.17
  5. Step 5: Solve for x
    x = 1,820,642,963.17/58,270.23
  6. Step 6: Final answer
    x = 31,244.82

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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.