Home / 161,888.24-223,408.24-90,265.84

Finding the Fourth Proportional to 161,888.24, 223,408.24 and 90,265.84

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Solution

The fourth proportional to 161,888.24, 223,408.24 and 90,265.84 is: 124,568.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,888.24 : 223,408.24 = 90,265.84 : x
  2. Step 2: Convert to fraction form
    161,888.24/223,408.24 = 90,265.84/x
  3. Step 3: Cross multiply
    161,888.24x = 223,408.24 × 90,265.84
  4. Step 4: Simplify right side
    161,888.24x = 20,166,132,446.52
  5. Step 5: Solve for x
    x = 20,166,132,446.52/161,888.24
  6. Step 6: Final answer
    x = 124,568.24

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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.