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Finding the Fourth Proportional to 106,325.25, 146,750.10 and 61,033.86

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Solution

The fourth proportional to 106,325.25, 146,750.10 and 61,033.86 is: 84,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,325.25 : 146,750.10 = 61,033.86 : x
  2. Step 2: Convert to fraction form
    106,325.25/146,750.10 = 61,033.86/x
  3. Step 3: Cross multiply
    106,325.25x = 146,750.10 × 61,033.86
  4. Step 4: Simplify right side
    106,325.25x = 8,956,725,058.39
  5. Step 5: Solve for x
    x = 8,956,725,058.39/106,325.25
  6. Step 6: Final answer
    x = 84,238.93

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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.