Home / 29,005.40-43,508.10-28,616.60

Finding the Fourth Proportional to 29,005.40, 43,508.10 and 28,616.60

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Solution

The fourth proportional to 29,005.40, 43,508.10 and 28,616.60 is: 42,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.40 : 43,508.10 = 28,616.60 : x
  2. Step 2: Convert to fraction form
    29,005.40/43,508.10 = 28,616.60/x
  3. Step 3: Cross multiply
    29,005.40x = 43,508.10 × 28,616.60
  4. Step 4: Simplify right side
    29,005.40x = 1,245,053,894.46
  5. Step 5: Solve for x
    x = 1,245,053,894.46/29,005.40
  6. Step 6: Final answer
    x = 42,924.90

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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.