Home / 113,834.12-157,091.06-66,096.52

Finding the Fourth Proportional to 113,834.12, 157,091.06 and 66,096.52

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Solution

The fourth proportional to 113,834.12, 157,091.06 and 66,096.52 is: 91,213.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,834.12 : 157,091.06 = 66,096.52 : x
  2. Step 2: Convert to fraction form
    113,834.12/157,091.06 = 66,096.52/x
  3. Step 3: Cross multiply
    113,834.12x = 157,091.06 × 66,096.52
  4. Step 4: Simplify right side
    113,834.12x = 10,383,172,389.11
  5. Step 5: Solve for x
    x = 10,383,172,389.11/113,834.12
  6. Step 6: Final answer
    x = 91,213.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.