Home / 107,521.15-148,370.78-59,771.59

Finding the Fourth Proportional to 107,521.15, 148,370.78 and 59,771.59

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Solution

The fourth proportional to 107,521.15, 148,370.78 and 59,771.59 is: 82,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,521.15 : 148,370.78 = 59,771.59 : x
  2. Step 2: Convert to fraction form
    107,521.15/148,370.78 = 59,771.59/x
  3. Step 3: Cross multiply
    107,521.15x = 148,370.78 × 59,771.59
  4. Step 4: Simplify right side
    107,521.15x = 8,868,356,984.50
  5. Step 5: Solve for x
    x = 8,868,356,984.50/107,521.15
  6. Step 6: Final answer
    x = 82,480.12

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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.