Home / 98,829.54-148,272.02-39,706.72

Finding the Fourth Proportional to 98,829.54, 148,272.02 and 39,706.72

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Solution

The fourth proportional to 98,829.54, 148,272.02 and 39,706.72 is: 59,571.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,829.54 : 148,272.02 = 39,706.72 : x
  2. Step 2: Convert to fraction form
    98,829.54/148,272.02 = 39,706.72/x
  3. Step 3: Cross multiply
    98,829.54x = 148,272.02 × 39,706.72
  4. Step 4: Simplify right side
    98,829.54x = 5,887,395,581.97
  5. Step 5: Solve for x
    x = 5,887,395,581.97/98,829.54
  6. Step 6: Final answer
    x = 59,571.21

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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.