Home / 189,170.72-282,562.62-159,277.16

Finding the Fourth Proportional to 189,170.72, 282,562.62 and 159,277.16

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Solution

The fourth proportional to 189,170.72, 282,562.62 and 159,277.16 is: 237,910.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,170.72 : 282,562.62 = 159,277.16 : x
  2. Step 2: Convert to fraction form
    189,170.72/282,562.62 = 159,277.16/x
  3. Step 3: Cross multiply
    189,170.72x = 282,562.62 × 159,277.16
  4. Step 4: Simplify right side
    189,170.72x = 45,005,771,734.11
  5. Step 5: Solve for x
    x = 45,005,771,734.11/189,170.72
  6. Step 6: Final answer
    x = 237,910.88

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1.5x scale

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.