Home / 191,091.92-286,644.35-50,850.68

Finding the Fourth Proportional to 191,091.92, 286,644.35 and 50,850.68

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Solution

The fourth proportional to 191,091.92, 286,644.35 and 50,850.68 is: 76,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,091.92 : 286,644.35 = 50,850.68 : x
  2. Step 2: Convert to fraction form
    191,091.92/286,644.35 = 50,850.68/x
  3. Step 3: Cross multiply
    191,091.92x = 286,644.35 × 50,850.68
  4. Step 4: Simplify right side
    191,091.92x = 14,576,058,428.18
  5. Step 5: Solve for x
    x = 14,576,058,428.18/191,091.92
  6. Step 6: Final answer
    x = 76,277.73

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1.5x scale

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.