Home / 58,360.29-87,554.28-18,917.43

Finding the Fourth Proportional to 58,360.29, 87,554.28 and 18,917.43

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Solution

The fourth proportional to 58,360.29, 87,554.28 and 18,917.43 is: 28,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,360.29 : 87,554.28 = 18,917.43 : x
  2. Step 2: Convert to fraction form
    58,360.29/87,554.28 = 18,917.43/x
  3. Step 3: Cross multiply
    58,360.29x = 87,554.28 × 18,917.43
  4. Step 4: Simplify right side
    58,360.29x = 1,656,301,963.10
  5. Step 5: Solve for x
    x = 1,656,301,963.10/58,360.29
  6. Step 6: Final answer
    x = 28,380.63

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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.