Home / 70,822.50-97,815.94-48,123.56

Finding the Fourth Proportional to 70,822.50, 97,815.94 and 48,123.56

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Solution

The fourth proportional to 70,822.50, 97,815.94 and 48,123.56 is: 66,465.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,822.50 : 97,815.94 = 48,123.56 : x
  2. Step 2: Convert to fraction form
    70,822.50/97,815.94 = 48,123.56/x
  3. Step 3: Cross multiply
    70,822.50x = 97,815.94 × 48,123.56
  4. Step 4: Simplify right side
    70,822.50x = 4,707,251,257.55
  5. Step 5: Solve for x
    x = 4,707,251,257.55/70,822.50
  6. Step 6: Final answer
    x = 66,465.48

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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.