Home / 157,571.56-236,314.41-52,376.86

Finding the Fourth Proportional to 157,571.56, 236,314.41 and 52,376.86

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Solution

The fourth proportional to 157,571.56, 236,314.41 and 52,376.86 is: 78,551.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,571.56 : 236,314.41 = 52,376.86 : x
  2. Step 2: Convert to fraction form
    157,571.56/236,314.41 = 52,376.86/x
  3. Step 3: Cross multiply
    157,571.56x = 236,314.41 × 52,376.86
  4. Step 4: Simplify right side
    157,571.56x = 12,377,406,768.55
  5. Step 5: Solve for x
    x = 12,377,406,768.55/157,571.56
  6. Step 6: Final answer
    x = 78,551.02

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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.