Home / 58,725.83-81,041.22-31,867.65

Finding the Fourth Proportional to 58,725.83, 81,041.22 and 31,867.65

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Solution

The fourth proportional to 58,725.83, 81,041.22 and 31,867.65 is: 43,977.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,725.83 : 81,041.22 = 31,867.65 : x
  2. Step 2: Convert to fraction form
    58,725.83/81,041.22 = 31,867.65/x
  3. Step 3: Cross multiply
    58,725.83x = 81,041.22 × 31,867.65
  4. Step 4: Simplify right side
    58,725.83x = 2,582,593,234.53
  5. Step 5: Solve for x
    x = 2,582,593,234.53/58,725.83
  6. Step 6: Final answer
    x = 43,977.13

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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.