Home / 75,294.16-103,850.76-54,095.20

Finding the Fourth Proportional to 75,294.16, 103,850.76 and 54,095.20

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Solution

The fourth proportional to 75,294.16, 103,850.76 and 54,095.20 is: 74,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,294.16 : 103,850.76 = 54,095.20 : x
  2. Step 2: Convert to fraction form
    75,294.16/103,850.76 = 54,095.20/x
  3. Step 3: Cross multiply
    75,294.16x = 103,850.76 × 54,095.20
  4. Step 4: Simplify right side
    75,294.16x = 5,617,827,632.35
  5. Step 5: Solve for x
    x = 5,617,827,632.35/75,294.16
  6. Step 6: Final answer
    x = 74,611.73

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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.