Home / 89,027.51-122,859.42-48,740.60

Finding the Fourth Proportional to 89,027.51, 122,859.42 and 48,740.60

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Solution

The fourth proportional to 89,027.51, 122,859.42 and 48,740.60 is: 67,262.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.51 : 122,859.42 = 48,740.60 : x
  2. Step 2: Convert to fraction form
    89,027.51/122,859.42 = 48,740.60/x
  3. Step 3: Cross multiply
    89,027.51x = 122,859.42 × 48,740.60
  4. Step 4: Simplify right side
    89,027.51x = 5,988,241,846.45
  5. Step 5: Solve for x
    x = 5,988,241,846.45/89,027.51
  6. Step 6: Final answer
    x = 67,262.83

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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.