Home / 107,538.18-148,401.91-59,791.11

Finding the Fourth Proportional to 107,538.18, 148,401.91 and 59,791.11

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Solution

The fourth proportional to 107,538.18, 148,401.91 and 59,791.11 is: 82,511.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,538.18 : 148,401.91 = 59,791.11 : x
  2. Step 2: Convert to fraction form
    107,538.18/148,401.91 = 59,791.11/x
  3. Step 3: Cross multiply
    107,538.18x = 148,401.91 × 59,791.11
  4. Step 4: Simplify right side
    107,538.18x = 8,873,114,925.02
  5. Step 5: Solve for x
    x = 8,873,114,925.02/107,538.18
  6. Step 6: Final answer
    x = 82,511.30

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1.5x scale

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.