Home / 174,002.40-261,027.90-74,161.80

Finding the Fourth Proportional to 174,002.40, 261,027.90 and 74,161.80

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Solution

The fourth proportional to 174,002.40, 261,027.90 and 74,161.80 is: 111,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,002.40 : 261,027.90 = 74,161.80 : x
  2. Step 2: Convert to fraction form
    174,002.40/261,027.90 = 74,161.80/x
  3. Step 3: Cross multiply
    174,002.40x = 261,027.90 × 74,161.80
  4. Step 4: Simplify right side
    174,002.40x = 19,358,298,914.22
  5. Step 5: Solve for x
    x = 19,358,298,914.22/174,002.40
  6. Step 6: Final answer
    x = 111,253.06

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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.