Home / 110,561.77-152,531.94-68,046.49

Finding the Fourth Proportional to 110,561.77, 152,531.94 and 68,046.49

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Solution

The fourth proportional to 110,561.77, 152,531.94 and 68,046.49 is: 93,877.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,561.77 : 152,531.94 = 68,046.49 : x
  2. Step 2: Convert to fraction form
    110,561.77/152,531.94 = 68,046.49/x
  3. Step 3: Cross multiply
    110,561.77x = 152,531.94 × 68,046.49
  4. Step 4: Simplify right side
    110,561.77x = 10,379,263,129.89
  5. Step 5: Solve for x
    x = 10,379,263,129.89/110,561.77
  6. Step 6: Final answer
    x = 93,877.51

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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.