Home / 45,614.15-68,430.84-17,151.28

Finding the Fourth Proportional to 45,614.15, 68,430.84 and 17,151.28

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Solution

The fourth proportional to 45,614.15, 68,430.84 and 17,151.28 is: 25,730.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,614.15 : 68,430.84 = 17,151.28 : x
  2. Step 2: Convert to fraction form
    45,614.15/68,430.84 = 17,151.28/x
  3. Step 3: Cross multiply
    45,614.15x = 68,430.84 × 17,151.28
  4. Step 4: Simplify right side
    45,614.15x = 1,173,676,497.48
  5. Step 5: Solve for x
    x = 1,173,676,497.48/45,614.15
  6. Step 6: Final answer
    x = 25,730.54

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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.