Home / 124,742.53-187,143.41-40,502.94

Finding the Fourth Proportional to 124,742.53, 187,143.41 and 40,502.94

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Solution

The fourth proportional to 124,742.53, 187,143.41 and 40,502.94 is: 60,764.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,742.53 : 187,143.41 = 40,502.94 : x
  2. Step 2: Convert to fraction form
    124,742.53/187,143.41 = 40,502.94/x
  3. Step 3: Cross multiply
    124,742.53x = 187,143.41 × 40,502.94
  4. Step 4: Simplify right side
    124,742.53x = 7,579,857,706.09
  5. Step 5: Solve for x
    x = 7,579,857,706.09/124,742.53
  6. Step 6: Final answer
    x = 60,764.02

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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.