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Finding the Fourth Proportional to 106,372.71, 146,800.12 and 61,050.33

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Solution

The fourth proportional to 106,372.71, 146,800.12 and 61,050.33 is: 84,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372.71 : 146,800.12 = 61,050.33 : x
  2. Step 2: Convert to fraction form
    106,372.71/146,800.12 = 61,050.33/x
  3. Step 3: Cross multiply
    106,372.71x = 146,800.12 × 61,050.33
  4. Step 4: Simplify right side
    106,372.71x = 8,962,196,282.38
  5. Step 5: Solve for x
    x = 8,962,196,282.38/106,372.71
  6. Step 6: Final answer
    x = 84,252.77

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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.