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Finding the Fourth Proportional to 29,029.60, 43,479.60 and 22,434.40

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Solution

The fourth proportional to 29,029.60, 43,479.60 and 22,434.40 is: 33,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,029.60 : 43,479.60 = 22,434.40 : x
  2. Step 2: Convert to fraction form
    29,029.60/43,479.60 = 22,434.40/x
  3. Step 3: Cross multiply
    29,029.60x = 43,479.60 × 22,434.40
  4. Step 4: Simplify right side
    29,029.60x = 975,438,738.24
  5. Step 5: Solve for x
    x = 975,438,738.24/29,029.60
  6. Step 6: Final answer
    x = 33,601.52

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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.