Home / 77,231.22-106,554.30-43,234.70

Finding the Fourth Proportional to 77,231.22, 106,554.30 and 43,234.70

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Solution

The fourth proportional to 77,231.22, 106,554.30 and 43,234.70 is: 59,650.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,231.22 : 106,554.30 = 43,234.70 : x
  2. Step 2: Convert to fraction form
    77,231.22/106,554.30 = 43,234.70/x
  3. Step 3: Cross multiply
    77,231.22x = 106,554.30 × 43,234.70
  4. Step 4: Simplify right side
    77,231.22x = 4,606,843,194.21
  5. Step 5: Solve for x
    x = 4,606,843,194.21/77,231.22
  6. Step 6: Final answer
    x = 59,650.01

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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.