Home / 157,869.41-236,800.71-51,253.16

Finding the Fourth Proportional to 157,869.41, 236,800.71 and 51,253.16

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Solution

The fourth proportional to 157,869.41, 236,800.71 and 51,253.16 is: 76,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,869.41 : 236,800.71 = 51,253.16 : x
  2. Step 2: Convert to fraction form
    157,869.41/236,800.71 = 51,253.16/x
  3. Step 3: Cross multiply
    157,869.41x = 236,800.71 × 51,253.16
  4. Step 4: Simplify right side
    157,869.41x = 12,136,783,493.74
  5. Step 5: Solve for x
    x = 12,136,783,493.74/157,869.41
  6. Step 6: Final answer
    x = 76,878.63

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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.