Home / 106,340.19-146,747.88-61,017.18

Finding the Fourth Proportional to 106,340.19, 146,747.88 and 61,017.18

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Solution

The fourth proportional to 106,340.19, 146,747.88 and 61,017.18 is: 84,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,340.19 : 146,747.88 = 61,017.18 : x
  2. Step 2: Convert to fraction form
    106,340.19/146,747.88 = 61,017.18/x
  3. Step 3: Cross multiply
    106,340.19x = 146,747.88 × 61,017.18
  4. Step 4: Simplify right side
    106,340.19x = 8,954,141,808.58
  5. Step 5: Solve for x
    x = 8,954,141,808.58/106,340.19
  6. Step 6: Final answer
    x = 84,202.80

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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.