Home / 107,408.02-148,189.69-62,069.49

Finding the Fourth Proportional to 107,408.02, 148,189.69 and 62,069.49

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Solution

The fourth proportional to 107,408.02, 148,189.69 and 62,069.49 is: 85,636.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,408.02 : 148,189.69 = 62,069.49 : x
  2. Step 2: Convert to fraction form
    107,408.02/148,189.69 = 62,069.49/x
  3. Step 3: Cross multiply
    107,408.02x = 148,189.69 × 62,069.49
  4. Step 4: Simplify right side
    107,408.02x = 9,198,058,481.56
  5. Step 5: Solve for x
    x = 9,198,058,481.56/107,408.02
  6. Step 6: Final answer
    x = 85,636.61

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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.