Home / 144,222.74-216,040.34-117,663.38

Finding the Fourth Proportional to 144,222.74, 216,040.34 and 117,663.38

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Solution

The fourth proportional to 144,222.74, 216,040.34 and 117,663.38 is: 176,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,222.74 : 216,040.34 = 117,663.38 : x
  2. Step 2: Convert to fraction form
    144,222.74/216,040.34 = 117,663.38/x
  3. Step 3: Cross multiply
    144,222.74x = 216,040.34 × 117,663.38
  4. Step 4: Simplify right side
    144,222.74x = 25,420,036,620.75
  5. Step 5: Solve for x
    x = 25,420,036,620.75/144,222.74
  6. Step 6: Final answer
    x = 176,255.40

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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.