Home / 58,908.20-88,188.70-38,880.75

Finding the Fourth Proportional to 58,908.20, 88,188.70 and 38,880.75

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Solution

The fourth proportional to 58,908.20, 88,188.70 and 38,880.75 is: 58,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,908.20 : 88,188.70 = 38,880.75 : x
  2. Step 2: Convert to fraction form
    58,908.20/88,188.70 = 38,880.75/x
  3. Step 3: Cross multiply
    58,908.20x = 88,188.70 × 38,880.75
  4. Step 4: Simplify right side
    58,908.20x = 3,428,842,797.53
  5. Step 5: Solve for x
    x = 3,428,842,797.53/58,908.20
  6. Step 6: Final answer
    x = 58,206.55

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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.