Home / 49,009.47-67,622.65-28,859.01

Finding the Fourth Proportional to 49,009.47, 67,622.65 and 28,859.01

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Solution

The fourth proportional to 49,009.47, 67,622.65 and 28,859.01 is: 39,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,009.47 : 67,622.65 = 28,859.01 : x
  2. Step 2: Convert to fraction form
    49,009.47/67,622.65 = 28,859.01/x
  3. Step 3: Cross multiply
    49,009.47x = 67,622.65 × 28,859.01
  4. Step 4: Simplify right side
    49,009.47x = 1,951,522,732.58
  5. Step 5: Solve for x
    x = 1,951,522,732.58/49,009.47
  6. Step 6: Final answer
    x = 39,819.30

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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.