Home / 157,785.16-236,679.83-52,604.16

Finding the Fourth Proportional to 157,785.16, 236,679.83 and 52,604.16

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Solution

The fourth proportional to 157,785.16, 236,679.83 and 52,604.16 is: 78,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,785.16 : 236,679.83 = 52,604.16 : x
  2. Step 2: Convert to fraction form
    157,785.16/236,679.83 = 52,604.16/x
  3. Step 3: Cross multiply
    157,785.16x = 236,679.83 × 52,604.16
  4. Step 4: Simplify right side
    157,785.16x = 12,450,343,383.07
  5. Step 5: Solve for x
    x = 12,450,343,383.07/157,785.16
  6. Step 6: Final answer
    x = 78,906.94

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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.