Home / 107,401.16-160,965.66-60,680.36

Finding the Fourth Proportional to 107,401.16, 160,965.66 and 60,680.36

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Solution

The fourth proportional to 107,401.16, 160,965.66 and 60,680.36 is: 90,943.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,401.16 : 160,965.66 = 60,680.36 : x
  2. Step 2: Convert to fraction form
    107,401.16/160,965.66 = 60,680.36/x
  3. Step 3: Cross multiply
    107,401.16x = 160,965.66 × 60,680.36
  4. Step 4: Simplify right side
    107,401.16x = 9,767,454,196.44
  5. Step 5: Solve for x
    x = 9,767,454,196.44/107,401.16
  6. Step 6: Final answer
    x = 90,943.66

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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.