Home / 58,966.20-88,319.70-51,190.20

Finding the Fourth Proportional to 58,966.20, 88,319.70 and 51,190.20

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Solution

The fourth proportional to 58,966.20, 88,319.70 and 51,190.20 is: 76,672.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,966.20 : 88,319.70 = 51,190.20 : x
  2. Step 2: Convert to fraction form
    58,966.20/88,319.70 = 51,190.20/x
  3. Step 3: Cross multiply
    58,966.20x = 88,319.70 × 51,190.20
  4. Step 4: Simplify right side
    58,966.20x = 4,521,103,106.94
  5. Step 5: Solve for x
    x = 4,521,103,106.94/58,966.20
  6. Step 6: Final answer
    x = 76,672.79

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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.