Home / 58,565.55-80,819.48-31,707.84

Finding the Fourth Proportional to 58,565.55, 80,819.48 and 31,707.84

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Solution

The fourth proportional to 58,565.55, 80,819.48 and 31,707.84 is: 43,756.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,565.55 : 80,819.48 = 31,707.84 : x
  2. Step 2: Convert to fraction form
    58,565.55/80,819.48 = 31,707.84/x
  3. Step 3: Cross multiply
    58,565.55x = 80,819.48 × 31,707.84
  4. Step 4: Simplify right side
    58,565.55x = 2,562,611,140.72
  5. Step 5: Solve for x
    x = 2,562,611,140.72/58,565.55
  6. Step 6: Final answer
    x = 43,756.29

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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.