Home / 77,288.22-106,657.59-43,757.34

Finding the Fourth Proportional to 77,288.22, 106,657.59 and 43,757.34

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Solution

The fourth proportional to 77,288.22, 106,657.59 and 43,757.34 is: 60,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,288.22 : 106,657.59 = 43,757.34 : x
  2. Step 2: Convert to fraction form
    77,288.22/106,657.59 = 43,757.34/x
  3. Step 3: Cross multiply
    77,288.22x = 106,657.59 × 43,757.34
  4. Step 4: Simplify right side
    77,288.22x = 4,667,052,429.21
  5. Step 5: Solve for x
    x = 4,667,052,429.21/77,288.22
  6. Step 6: Final answer
    x = 60,385.04

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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.