Home / 172,040.83-237,333.94-121,081.84

Finding the Fourth Proportional to 172,040.83, 237,333.94 and 121,081.84

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Solution

The fourth proportional to 172,040.83, 237,333.94 and 121,081.84 is: 167,034.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,040.83 : 237,333.94 = 121,081.84 : x
  2. Step 2: Convert to fraction form
    172,040.83/237,333.94 = 121,081.84/x
  3. Step 3: Cross multiply
    172,040.83x = 237,333.94 × 121,081.84
  4. Step 4: Simplify right side
    172,040.83x = 28,736,829,253.61
  5. Step 5: Solve for x
    x = 28,736,829,253.61/172,040.83
  6. Step 6: Final answer
    x = 167,034.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.