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Finding the Fourth Proportional to 116,113.44, 160,270.56 and 75,833.46

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Solution

The fourth proportional to 116,113.44, 160,270.56 and 75,833.46 is: 104,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,113.44 : 160,270.56 = 75,833.46 : x
  2. Step 2: Convert to fraction form
    116,113.44/160,270.56 = 75,833.46/x
  3. Step 3: Cross multiply
    116,113.44x = 160,270.56 × 75,833.46
  4. Step 4: Simplify right side
    116,113.44x = 12,153,871,100.94
  5. Step 5: Solve for x
    x = 12,153,871,100.94/116,113.44
  6. Step 6: Final answer
    x = 104,672.39

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1.5x scale

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.