Home / 162,172.14-223,797.96-90,554.73

Finding the Fourth Proportional to 162,172.14, 223,797.96 and 90,554.73

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Solution

The fourth proportional to 162,172.14, 223,797.96 and 90,554.73 is: 124,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,172.14 : 223,797.96 = 90,554.73 : x
  2. Step 2: Convert to fraction form
    162,172.14/223,797.96 = 90,554.73/x
  3. Step 3: Cross multiply
    162,172.14x = 223,797.96 × 90,554.73
  4. Step 4: Simplify right side
    162,172.14x = 20,265,963,842.35
  5. Step 5: Solve for x
    x = 20,265,963,842.35/162,172.14
  6. Step 6: Final answer
    x = 124,965.75

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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.