Home / 174,699.23-261,781.54-117,561.53

Finding the Fourth Proportional to 174,699.23, 261,781.54 and 117,561.53

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Solution

The fourth proportional to 174,699.23, 261,781.54 and 117,561.53 is: 176,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,699.23 : 261,781.54 = 117,561.53 : x
  2. Step 2: Convert to fraction form
    174,699.23/261,781.54 = 117,561.53/x
  3. Step 3: Cross multiply
    174,699.23x = 261,781.54 × 117,561.53
  4. Step 4: Simplify right side
    174,699.23x = 30,775,438,728.71
  5. Step 5: Solve for x
    x = 30,775,438,728.71/174,699.23
  6. Step 6: Final answer
    x = 176,162.42

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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.