Home / 106,046.25-146,235.33-70,223.19

Finding the Fourth Proportional to 106,046.25, 146,235.33 and 70,223.19

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Solution

The fourth proportional to 106,046.25, 146,235.33 and 70,223.19 is: 96,836.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,046.25 : 146,235.33 = 70,223.19 : x
  2. Step 2: Convert to fraction form
    106,046.25/146,235.33 = 70,223.19/x
  3. Step 3: Cross multiply
    106,046.25x = 146,235.33 × 70,223.19
  4. Step 4: Simplify right side
    106,046.25x = 10,269,111,363.30
  5. Step 5: Solve for x
    x = 10,269,111,363.30/106,046.25
  6. Step 6: Final answer
    x = 96,836.16

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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.