Home / 157,788.24-236,694.74-52,607.21

Finding the Fourth Proportional to 157,788.24, 236,694.74 and 52,607.21

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Solution

The fourth proportional to 157,788.24, 236,694.74 and 52,607.21 is: 78,914.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788.24 : 236,694.74 = 52,607.21 : x
  2. Step 2: Convert to fraction form
    157,788.24/236,694.74 = 52,607.21/x
  3. Step 3: Cross multiply
    157,788.24x = 236,694.74 × 52,607.21
  4. Step 4: Simplify right side
    157,788.24x = 12,451,848,446.57
  5. Step 5: Solve for x
    x = 12,451,848,446.57/157,788.24
  6. Step 6: Final answer
    x = 78,914.93

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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.