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Finding the Fourth Proportional to 241,403.70, 362,105.55 and 147,962.10

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Solution

The fourth proportional to 241,403.70, 362,105.55 and 147,962.10 is: 221,943.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,403.70 : 362,105.55 = 147,962.10 : x
  2. Step 2: Convert to fraction form
    241,403.70/362,105.55 = 147,962.10/x
  3. Step 3: Cross multiply
    241,403.70x = 362,105.55 × 147,962.10
  4. Step 4: Simplify right side
    241,403.70x = 53,577,897,599.66
  5. Step 5: Solve for x
    x = 53,577,897,599.66/241,403.70
  6. Step 6: Final answer
    x = 221,943.15

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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.