Home / 107,184.45-160,685.95-40,587.87

Finding the Fourth Proportional to 107,184.45, 160,685.95 and 40,587.87

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Solution

The fourth proportional to 107,184.45, 160,685.95 and 40,587.87 is: 60,847.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,184.45 : 160,685.95 = 40,587.87 : x
  2. Step 2: Convert to fraction form
    107,184.45/160,685.95 = 40,587.87/x
  3. Step 3: Cross multiply
    107,184.45x = 160,685.95 × 40,587.87
  4. Step 4: Simplify right side
    107,184.45x = 6,521,900,449.43
  5. Step 5: Solve for x
    x = 6,521,900,449.43/107,184.45
  6. Step 6: Final answer
    x = 60,847.45

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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.