Home / 58,283.55-87,403.91-20,833.52

Finding the Fourth Proportional to 58,283.55, 87,403.91 and 20,833.52

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Solution

The fourth proportional to 58,283.55, 87,403.91 and 20,833.52 is: 31,242.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,283.55 : 87,403.91 = 20,833.52 : x
  2. Step 2: Convert to fraction form
    58,283.55/87,403.91 = 20,833.52/x
  3. Step 3: Cross multiply
    58,283.55x = 87,403.91 × 20,833.52
  4. Step 4: Simplify right side
    58,283.55x = 1,820,930,565.88
  5. Step 5: Solve for x
    x = 1,820,930,565.88/58,283.55
  6. Step 6: Final answer
    x = 31,242.62

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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.