Home / 162,066.24-223,625.88-90,442.80

Finding the Fourth Proportional to 162,066.24, 223,625.88 and 90,442.80

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Solution

The fourth proportional to 162,066.24, 223,625.88 and 90,442.80 is: 124,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,066.24 : 223,625.88 = 90,442.80 : x
  2. Step 2: Convert to fraction form
    162,066.24/223,625.88 = 90,442.80/x
  3. Step 3: Cross multiply
    162,066.24x = 223,625.88 × 90,442.80
  4. Step 4: Simplify right side
    162,066.24x = 20,225,350,739.66
  5. Step 5: Solve for x
    x = 20,225,350,739.66/162,066.24
  6. Step 6: Final answer
    x = 124,796.82

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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.