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Finding the Fourth Proportional to 73,116.02, 100,870.02 and 49,250.39

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Solution

The fourth proportional to 73,116.02, 100,870.02 and 49,250.39 is: 67,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,116.02 : 100,870.02 = 49,250.39 : x
  2. Step 2: Convert to fraction form
    73,116.02/100,870.02 = 49,250.39/x
  3. Step 3: Cross multiply
    73,116.02x = 100,870.02 × 49,250.39
  4. Step 4: Simplify right side
    73,116.02x = 4,967,887,319.96
  5. Step 5: Solve for x
    x = 4,967,887,319.96/73,116.02
  6. Step 6: Final answer
    x = 67,945.27

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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.