Home / 98,121.84-136,062.96-94,797.60

Finding the Fourth Proportional to 98,121.84, 136,062.96 and 94,797.60

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Solution

The fourth proportional to 98,121.84, 136,062.96 and 94,797.60 is: 131,453.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,121.84 : 136,062.96 = 94,797.60 : x
  2. Step 2: Convert to fraction form
    98,121.84/136,062.96 = 94,797.60/x
  3. Step 3: Cross multiply
    98,121.84x = 136,062.96 × 94,797.60
  4. Step 4: Simplify right side
    98,121.84x = 12,898,442,056.90
  5. Step 5: Solve for x
    x = 12,898,442,056.90/98,121.84
  6. Step 6: Final answer
    x = 131,453.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.