Home / 58,360.28-87,554.27-18,917.42

Finding the Fourth Proportional to 58,360.28, 87,554.27 and 18,917.42

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Solution

The fourth proportional to 58,360.28, 87,554.27 and 18,917.42 is: 28,380.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,360.28 : 87,554.27 = 18,917.42 : x
  2. Step 2: Convert to fraction form
    58,360.28/87,554.27 = 18,917.42/x
  3. Step 3: Cross multiply
    58,360.28x = 87,554.27 × 18,917.42
  4. Step 4: Simplify right side
    58,360.28x = 1,656,300,507.91
  5. Step 5: Solve for x
    x = 1,656,300,507.91/58,360.28
  6. Step 6: Final answer
    x = 28,380.62

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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.