Home / 189,132.35-282,314.18-166,712.87

Finding the Fourth Proportional to 189,132.35, 282,314.18 and 166,712.87

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Solution

The fourth proportional to 189,132.35, 282,314.18 and 166,712.87 is: 248,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,132.35 : 282,314.18 = 166,712.87 : x
  2. Step 2: Convert to fraction form
    189,132.35/282,314.18 = 166,712.87/x
  3. Step 3: Cross multiply
    189,132.35x = 282,314.18 × 166,712.87
  4. Step 4: Simplify right side
    189,132.35x = 47,065,404,944.36
  5. Step 5: Solve for x
    x = 47,065,404,944.36/189,132.35
  6. Step 6: Final answer
    x = 248,849.05

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.