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Finding the Fourth Proportional to 247,681.68, 341,797.66 and 134,505.24

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Solution

The fourth proportional to 247,681.68, 341,797.66 and 134,505.24 is: 185,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,681.68 : 341,797.66 = 134,505.24 : x
  2. Step 2: Convert to fraction form
    247,681.68/341,797.66 = 134,505.24/x
  3. Step 3: Cross multiply
    247,681.68x = 341,797.66 × 134,505.24
  4. Step 4: Simplify right side
    247,681.68x = 45,973,576,289.74
  5. Step 5: Solve for x
    x = 45,973,576,289.74/247,681.68
  6. Step 6: Final answer
    x = 185,615.57

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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.