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Finding the Fourth Proportional to 98,483.39, 147,712.71 and 27,411.36

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Solution

The fourth proportional to 98,483.39, 147,712.71 and 27,411.36 is: 41,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,483.39 : 147,712.71 = 27,411.36 : x
  2. Step 2: Convert to fraction form
    98,483.39/147,712.71 = 27,411.36/x
  3. Step 3: Cross multiply
    98,483.39x = 147,712.71 × 27,411.36
  4. Step 4: Simplify right side
    98,483.39x = 4,049,005,394.77
  5. Step 5: Solve for x
    x = 4,049,005,394.77/98,483.39
  6. Step 6: Final answer
    x = 41,113.59

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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.