Home / 174,645.22-261,748.77-74,688.07

Finding the Fourth Proportional to 174,645.22, 261,748.77 and 74,688.07

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Solution

The fourth proportional to 174,645.22, 261,748.77 and 74,688.07 is: 111,938.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,645.22 : 261,748.77 = 74,688.07 : x
  2. Step 2: Convert to fraction form
    174,645.22/261,748.77 = 74,688.07/x
  3. Step 3: Cross multiply
    174,645.22x = 261,748.77 × 74,688.07
  4. Step 4: Simplify right side
    174,645.22x = 19,549,510,456.17
  5. Step 5: Solve for x
    x = 19,549,510,456.17/174,645.22
  6. Step 6: Final answer
    x = 111,938.42

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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.