Home / 162,090.30-223,675.49-90,474.92

Finding the Fourth Proportional to 162,090.30, 223,675.49 and 90,474.92

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Solution

The fourth proportional to 162,090.30, 223,675.49 and 90,474.92 is: 124,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,090.30 : 223,675.49 = 90,474.92 : x
  2. Step 2: Convert to fraction form
    162,090.30/223,675.49 = 90,474.92/x
  3. Step 3: Cross multiply
    162,090.30x = 223,675.49 × 90,474.92
  4. Step 4: Simplify right side
    162,090.30x = 20,237,023,268.48
  5. Step 5: Solve for x
    x = 20,237,023,268.48/162,090.30
  6. Step 6: Final answer
    x = 124,850.31

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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.