Home / 174,449.80-261,761.10-99,627.40

Finding the Fourth Proportional to 174,449.80, 261,761.10 and 99,627.40

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Solution

The fourth proportional to 174,449.80, 261,761.10 and 99,627.40 is: 149,490.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,449.80 : 261,761.10 = 99,627.40 : x
  2. Step 2: Convert to fraction form
    174,449.80/261,761.10 = 99,627.40/x
  3. Step 3: Cross multiply
    174,449.80x = 261,761.10 × 99,627.40
  4. Step 4: Simplify right side
    174,449.80x = 26,078,577,814.14
  5. Step 5: Solve for x
    x = 26,078,577,814.14/174,449.80
  6. Step 6: Final answer
    x = 149,490.44

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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.