Home / 43,360.17-65,046.60-18,400.20

Finding the Fourth Proportional to 43,360.17, 65,046.60 and 18,400.20

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Solution

The fourth proportional to 43,360.17, 65,046.60 and 18,400.20 is: 27,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,360.17 : 65,046.60 = 18,400.20 : x
  2. Step 2: Convert to fraction form
    43,360.17/65,046.60 = 18,400.20/x
  3. Step 3: Cross multiply
    43,360.17x = 65,046.60 × 18,400.20
  4. Step 4: Simplify right side
    43,360.17x = 1,196,870,449.32
  5. Step 5: Solve for x
    x = 1,196,870,449.32/43,360.17
  6. Step 6: Final answer
    x = 27,602.99

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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.