Home / 157,580.42-236,372.67-52,399.38

Finding the Fourth Proportional to 157,580.42, 236,372.67 and 52,399.38

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Solution

The fourth proportional to 157,580.42, 236,372.67 and 52,399.38 is: 78,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,580.42 : 236,372.67 = 52,399.38 : x
  2. Step 2: Convert to fraction form
    157,580.42/236,372.67 = 52,399.38/x
  3. Step 3: Cross multiply
    157,580.42x = 236,372.67 × 52,399.38
  4. Step 4: Simplify right side
    157,580.42x = 12,385,781,356.94
  5. Step 5: Solve for x
    x = 12,385,781,356.94/157,580.42
  6. Step 6: Final answer
    x = 78,599.75

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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.