Home / 101,939.39-140,666.06-59,522.52

Finding the Fourth Proportional to 101,939.39, 140,666.06 and 59,522.52

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Solution

The fourth proportional to 101,939.39, 140,666.06 and 59,522.52 is: 82,135.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,939.39 : 140,666.06 = 59,522.52 : x
  2. Step 2: Convert to fraction form
    101,939.39/140,666.06 = 59,522.52/x
  3. Step 3: Cross multiply
    101,939.39x = 140,666.06 × 59,522.52
  4. Step 4: Simplify right side
    101,939.39x = 8,372,798,072.06
  5. Step 5: Solve for x
    x = 8,372,798,072.06/101,939.39
  6. Step 6: Final answer
    x = 82,135.07

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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.