Home / 98,738.93-136,201.25-60,515.64

Finding the Fourth Proportional to 98,738.93, 136,201.25 and 60,515.64

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Solution

The fourth proportional to 98,738.93, 136,201.25 and 60,515.64 is: 83,475.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,738.93 : 136,201.25 = 60,515.64 : x
  2. Step 2: Convert to fraction form
    98,738.93/136,201.25 = 60,515.64/x
  3. Step 3: Cross multiply
    98,738.93x = 136,201.25 × 60,515.64
  4. Step 4: Simplify right side
    98,738.93x = 8,242,305,963.84
  5. Step 5: Solve for x
    x = 8,242,305,963.84/98,738.93
  6. Step 6: Final answer
    x = 83,475.75

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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.