Home / 107,153.76-160,722.24-40,587.84

Finding the Fourth Proportional to 107,153.76, 160,722.24 and 40,587.84

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Solution

The fourth proportional to 107,153.76, 160,722.24 and 40,587.84 is: 60,878.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,153.76 : 160,722.24 = 40,587.84 : x
  2. Step 2: Convert to fraction form
    107,153.76/160,722.24 = 40,587.84/x
  3. Step 3: Cross multiply
    107,153.76x = 160,722.24 × 40,587.84
  4. Step 4: Simplify right side
    107,153.76x = 6,523,368,561.56
  5. Step 5: Solve for x
    x = 6,523,368,561.56/107,153.76
  6. Step 6: Final answer
    x = 60,878.58

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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.