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Finding the Fourth Proportional to 60,303.45, 83,223.87 and 33,454.61

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Solution

The fourth proportional to 60,303.45, 83,223.87 and 33,454.61 is: 46,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,303.45 : 83,223.87 = 33,454.61 : x
  2. Step 2: Convert to fraction form
    60,303.45/83,223.87 = 33,454.61/x
  3. Step 3: Cross multiply
    60,303.45x = 83,223.87 × 33,454.61
  4. Step 4: Simplify right side
    60,303.45x = 2,784,222,113.54
  5. Step 5: Solve for x
    x = 2,784,222,113.54/60,303.45
  6. Step 6: Final answer
    x = 46,170.20

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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.