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Finding the Fourth Proportional to 34,230.80, 51,259.80 and 22,480.40

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Solution

The fourth proportional to 34,230.80, 51,259.80 and 22,480.40 is: 33,663.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,230.80 : 51,259.80 = 22,480.40 : x
  2. Step 2: Convert to fraction form
    34,230.80/51,259.80 = 22,480.40/x
  3. Step 3: Cross multiply
    34,230.80x = 51,259.80 × 22,480.40
  4. Step 4: Simplify right side
    34,230.80x = 1,152,340,807.92
  5. Step 5: Solve for x
    x = 1,152,340,807.92/34,230.80
  6. Step 6: Final answer
    x = 33,663.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.