Home / 174,112.95-261,162.12-55,781.67

Finding the Fourth Proportional to 174,112.95, 261,162.12 and 55,781.67

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Solution

The fourth proportional to 174,112.95, 261,162.12 and 55,781.67 is: 83,670.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,112.95 : 261,162.12 = 55,781.67 : x
  2. Step 2: Convert to fraction form
    174,112.95/261,162.12 = 55,781.67/x
  3. Step 3: Cross multiply
    174,112.95x = 261,162.12 × 55,781.67
  4. Step 4: Simplify right side
    174,112.95x = 14,568,059,194.34
  5. Step 5: Solve for x
    x = 14,568,059,194.34/174,112.95
  6. Step 6: Final answer
    x = 83,670.16

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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.