Home / 189,581.68-284,425.67-82,974.93

Finding the Fourth Proportional to 189,581.68, 284,425.67 and 82,974.93

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Solution

The fourth proportional to 189,581.68, 284,425.67 and 82,974.93 is: 124,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,581.68 : 284,425.67 = 82,974.93 : x
  2. Step 2: Convert to fraction form
    189,581.68/284,425.67 = 82,974.93/x
  3. Step 3: Cross multiply
    189,581.68x = 284,425.67 × 82,974.93
  4. Step 4: Simplify right side
    189,581.68x = 23,600,200,058.45
  5. Step 5: Solve for x
    x = 23,600,200,058.45/189,581.68
  6. Step 6: Final answer
    x = 124,485.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.