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Finding the Fourth Proportional to 111,253.92, 153,527.52 and 62,196

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Solution

The fourth proportional to 111,253.92, 153,527.52 and 62,196 is: 85,828.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,253.92 : 153,527.52 = 62,196 : x
  2. Step 2: Convert to fraction form
    111,253.92/153,527.52 = 62,196/x
  3. Step 3: Cross multiply
    111,253.92x = 153,527.52 × 62,196
  4. Step 4: Simplify right side
    111,253.92x = 9,548,797,633.92
  5. Step 5: Solve for x
    x = 9,548,797,633.92/111,253.92
  6. Step 6: Final answer
    x = 85,828.86

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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.