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Finding the Fourth Proportional to 83,174.58, 114,800.90 and 47,373.39

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Solution

The fourth proportional to 83,174.58, 114,800.90 and 47,373.39 is: 65,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,174.58 : 114,800.90 = 47,373.39 : x
  2. Step 2: Convert to fraction form
    83,174.58/114,800.90 = 47,373.39/x
  3. Step 3: Cross multiply
    83,174.58x = 114,800.90 × 47,373.39
  4. Step 4: Simplify right side
    83,174.58x = 5,438,507,571.18
  5. Step 5: Solve for x
    x = 5,438,507,571.18/83,174.58
  6. Step 6: Final answer
    x = 65,386.66

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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.