Home / 74,160.09-102,326.49-59,988.33

Finding the Fourth Proportional to 74,160.09, 102,326.49 and 59,988.33

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Solution

The fourth proportional to 74,160.09, 102,326.49 and 59,988.33 is: 82,772.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,160.09 : 102,326.49 = 59,988.33 : x
  2. Step 2: Convert to fraction form
    74,160.09/102,326.49 = 59,988.33/x
  3. Step 3: Cross multiply
    74,160.09x = 102,326.49 × 59,988.33
  4. Step 4: Simplify right side
    74,160.09x = 6,138,395,249.86
  5. Step 5: Solve for x
    x = 6,138,395,249.86/74,160.09
  6. Step 6: Final answer
    x = 82,772.22

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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.