Home / 58,744.80-88,117.20-19,305.90

Finding the Fourth Proportional to 58,744.80, 88,117.20 and 19,305.90

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Solution

The fourth proportional to 58,744.80, 88,117.20 and 19,305.90 is: 28,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,744.80 : 88,117.20 = 19,305.90 : x
  2. Step 2: Convert to fraction form
    58,744.80/88,117.20 = 19,305.90/x
  3. Step 3: Cross multiply
    58,744.80x = 88,117.20 × 19,305.90
  4. Step 4: Simplify right side
    58,744.80x = 1,701,181,851.48
  5. Step 5: Solve for x
    x = 1,701,181,851.48/58,744.80
  6. Step 6: Final answer
    x = 28,958.85

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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.