Home / 107,443.09-148,270.39-59,695.44

Finding the Fourth Proportional to 107,443.09, 148,270.39 and 59,695.44

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Solution

The fourth proportional to 107,443.09, 148,270.39 and 59,695.44 is: 82,379.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,443.09 : 148,270.39 = 59,695.44 : x
  2. Step 2: Convert to fraction form
    107,443.09/148,270.39 = 59,695.44/x
  3. Step 3: Cross multiply
    107,443.09x = 148,270.39 × 59,695.44
  4. Step 4: Simplify right side
    107,443.09x = 8,851,066,170.02
  5. Step 5: Solve for x
    x = 8,851,066,170.02/107,443.09
  6. Step 6: Final answer
    x = 82,379.11

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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.