Home / 60,768.56-91,152.71-21,336.95

Finding the Fourth Proportional to 60,768.56, 91,152.71 and 21,336.95

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Solution

The fourth proportional to 60,768.56, 91,152.71 and 21,336.95 is: 32,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,768.56 : 91,152.71 = 21,336.95 : x
  2. Step 2: Convert to fraction form
    60,768.56/91,152.71 = 21,336.95/x
  3. Step 3: Cross multiply
    60,768.56x = 91,152.71 × 21,336.95
  4. Step 4: Simplify right side
    60,768.56x = 1,944,920,708.95
  5. Step 5: Solve for x
    x = 1,944,920,708.95/60,768.56
  6. Step 6: Final answer
    x = 32,005.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.