Home / 162,264.07-223,928.99-90,651.97

Finding the Fourth Proportional to 162,264.07, 223,928.99 and 90,651.97

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Solution

The fourth proportional to 162,264.07, 223,928.99 and 90,651.97 is: 125,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,264.07 : 223,928.99 = 90,651.97 : x
  2. Step 2: Convert to fraction form
    162,264.07/223,928.99 = 90,651.97/x
  3. Step 3: Cross multiply
    162,264.07x = 223,928.99 × 90,651.97
  4. Step 4: Simplify right side
    162,264.07x = 20,299,604,083.61
  5. Step 5: Solve for x
    x = 20,299,604,083.61/162,264.07
  6. Step 6: Final answer
    x = 125,102.27

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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.