Home / 106,261.86-146,632.50-58,517.76

Finding the Fourth Proportional to 106,261.86, 146,632.50 and 58,517.76

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Solution

The fourth proportional to 106,261.86, 146,632.50 and 58,517.76 is: 80,749.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,261.86 : 146,632.50 = 58,517.76 : x
  2. Step 2: Convert to fraction form
    106,261.86/146,632.50 = 58,517.76/x
  3. Step 3: Cross multiply
    106,261.86x = 146,632.50 × 58,517.76
  4. Step 4: Simplify right side
    106,261.86x = 8,580,605,443.20
  5. Step 5: Solve for x
    x = 8,580,605,443.20/106,261.86
  6. Step 6: Final answer
    x = 80,749.63

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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.