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Finding the Fourth Proportional to 107,488.38, 148,327.11 and 59,738.82

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Solution

The fourth proportional to 107,488.38, 148,327.11 and 59,738.82 is: 82,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,488.38 : 148,327.11 = 59,738.82 : x
  2. Step 2: Convert to fraction form
    107,488.38/148,327.11 = 59,738.82/x
  3. Step 3: Cross multiply
    107,488.38x = 148,327.11 × 59,738.82
  4. Step 4: Simplify right side
    107,488.38x = 8,860,886,525.41
  5. Step 5: Solve for x
    x = 8,860,886,525.41/107,488.38
  6. Step 6: Final answer
    x = 82,435.76

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1.5x scale

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.