Home / 106,682.03-147,220.83-61,357.88

Finding the Fourth Proportional to 106,682.03, 147,220.83 and 61,357.88

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Solution

The fourth proportional to 106,682.03, 147,220.83 and 61,357.88 is: 84,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,682.03 : 147,220.83 = 61,357.88 : x
  2. Step 2: Convert to fraction form
    106,682.03/147,220.83 = 61,357.88/x
  3. Step 3: Cross multiply
    106,682.03x = 147,220.83 × 61,357.88
  4. Step 4: Simplify right side
    106,682.03x = 9,033,157,284.54
  5. Step 5: Solve for x
    x = 9,033,157,284.54/106,682.03
  6. Step 6: Final answer
    x = 84,673.66

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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.