Home / 191,000.17-286,499.97-50,758.81

Finding the Fourth Proportional to 191,000.17, 286,499.97 and 50,758.81

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Solution

The fourth proportional to 191,000.17, 286,499.97 and 50,758.81 is: 76,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,000.17 : 286,499.97 = 50,758.81 : x
  2. Step 2: Convert to fraction form
    191,000.17/286,499.97 = 50,758.81/x
  3. Step 3: Cross multiply
    191,000.17x = 286,499.97 × 50,758.81
  4. Step 4: Simplify right side
    191,000.17x = 14,542,397,542.24
  5. Step 5: Solve for x
    x = 14,542,397,542.24/191,000.17
  6. Step 6: Final answer
    x = 76,138.14

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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.