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Finding the Fourth Proportional to 107,870.75, 148,866.74 and 60,124.44

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Solution

The fourth proportional to 107,870.75, 148,866.74 and 60,124.44 is: 82,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,870.75 : 148,866.74 = 60,124.44 : x
  2. Step 2: Convert to fraction form
    107,870.75/148,866.74 = 60,124.44/x
  3. Step 3: Cross multiply
    107,870.75x = 148,866.74 × 60,124.44
  4. Step 4: Simplify right side
    107,870.75x = 8,950,529,076.50
  5. Step 5: Solve for x
    x = 8,950,529,076.50/107,870.75
  6. Step 6: Final answer
    x = 82,974.57

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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.