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Finding the Fourth Proportional to 98,797.61, 148,196.78 and 23,917.62

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Solution

The fourth proportional to 98,797.61, 148,196.78 and 23,917.62 is: 35,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,797.61 : 148,196.78 = 23,917.62 : x
  2. Step 2: Convert to fraction form
    98,797.61/148,196.78 = 23,917.62/x
  3. Step 3: Cross multiply
    98,797.61x = 148,196.78 × 23,917.62
  4. Step 4: Simplify right side
    98,797.61x = 3,544,513,779.18
  5. Step 5: Solve for x
    x = 3,544,513,779.18/98,797.61
  6. Step 6: Final answer
    x = 35,876.51

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1.5x scale

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.