Home / 147,619.80-221,429.70-41,003.55

Finding the Fourth Proportional to 147,619.80, 221,429.70 and 41,003.55

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Solution

The fourth proportional to 147,619.80, 221,429.70 and 41,003.55 is: 61,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,619.80 : 221,429.70 = 41,003.55 : x
  2. Step 2: Convert to fraction form
    147,619.80/221,429.70 = 41,003.55/x
  3. Step 3: Cross multiply
    147,619.80x = 221,429.70 × 41,003.55
  4. Step 4: Simplify right side
    147,619.80x = 9,079,403,775.44
  5. Step 5: Solve for x
    x = 9,079,403,775.44/147,619.80
  6. Step 6: Final answer
    x = 61,505.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.