Home / 106,854.06-147,394.33-70,555.83

Finding the Fourth Proportional to 106,854.06, 147,394.33 and 70,555.83

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Solution

The fourth proportional to 106,854.06, 147,394.33 and 70,555.83 is: 97,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,854.06 : 147,394.33 = 70,555.83 : x
  2. Step 2: Convert to fraction form
    106,854.06/147,394.33 = 70,555.83/x
  3. Step 3: Cross multiply
    106,854.06x = 147,394.33 × 70,555.83
  4. Step 4: Simplify right side
    106,854.06x = 10,399,529,290.44
  5. Step 5: Solve for x
    x = 10,399,529,290.44/106,854.06
  6. Step 6: Final answer
    x = 97,324.61

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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.