Home / 162,170.24-223,794.84-90,550.22

Finding the Fourth Proportional to 162,170.24, 223,794.84 and 90,550.22

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Solution

The fourth proportional to 162,170.24, 223,794.84 and 90,550.22 is: 124,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,170.24 : 223,794.84 = 90,550.22 : x
  2. Step 2: Convert to fraction form
    162,170.24/223,794.84 = 90,550.22/x
  3. Step 3: Cross multiply
    162,170.24x = 223,794.84 × 90,550.22
  4. Step 4: Simplify right side
    162,170.24x = 20,264,671,996.86
  5. Step 5: Solve for x
    x = 20,264,671,996.86/162,170.24
  6. Step 6: Final answer
    x = 124,959.25

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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.