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Finding the Fourth Proportional to 70,894.08, 97,869.96 and 48,044.61

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Solution

The fourth proportional to 70,894.08, 97,869.96 and 48,044.61 is: 66,326.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,894.08 : 97,869.96 = 48,044.61 : x
  2. Step 2: Convert to fraction form
    70,894.08/97,869.96 = 48,044.61/x
  3. Step 3: Cross multiply
    70,894.08x = 97,869.96 × 48,044.61
  4. Step 4: Simplify right side
    70,894.08x = 4,702,124,058.92
  5. Step 5: Solve for x
    x = 4,702,124,058.92/70,894.08
  6. Step 6: Final answer
    x = 66,326.05

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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.