Home / 162,050.43-223,629.26-90,426.18

Finding the Fourth Proportional to 162,050.43, 223,629.26 and 90,426.18

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Solution

The fourth proportional to 162,050.43, 223,629.26 and 90,426.18 is: 124,787.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,050.43 : 223,629.26 = 90,426.18 : x
  2. Step 2: Convert to fraction form
    162,050.43/223,629.26 = 90,426.18/x
  3. Step 3: Cross multiply
    162,050.43x = 223,629.26 × 90,426.18
  4. Step 4: Simplify right side
    162,050.43x = 20,221,939,265.90
  5. Step 5: Solve for x
    x = 20,221,939,265.90/162,050.43
  6. Step 6: Final answer
    x = 124,787.94

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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.