Home / 48,449.62-66,817.34-31,437.62

Finding the Fourth Proportional to 48,449.62, 66,817.34 and 31,437.62

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Solution

The fourth proportional to 48,449.62, 66,817.34 and 31,437.62 is: 43,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,449.62 : 66,817.34 = 31,437.62 : x
  2. Step 2: Convert to fraction form
    48,449.62/66,817.34 = 31,437.62/x
  3. Step 3: Cross multiply
    48,449.62x = 66,817.34 × 31,437.62
  4. Step 4: Simplify right side
    48,449.62x = 2,100,578,144.33
  5. Step 5: Solve for x
    x = 2,100,578,144.33/48,449.62
  6. Step 6: Final answer
    x = 43,355.93

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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.