Home / 48,400.60-66,819.30-29,283.64

Finding the Fourth Proportional to 48,400.60, 66,819.30 and 29,283.64

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Solution

The fourth proportional to 48,400.60, 66,819.30 and 29,283.64 is: 40,427.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,400.60 : 66,819.30 = 29,283.64 : x
  2. Step 2: Convert to fraction form
    48,400.60/66,819.30 = 29,283.64/x
  3. Step 3: Cross multiply
    48,400.60x = 66,819.30 × 29,283.64
  4. Step 4: Simplify right side
    48,400.60x = 1,956,712,326.25
  5. Step 5: Solve for x
    x = 1,956,712,326.25/48,400.60
  6. Step 6: Final answer
    x = 40,427.44

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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.