Home / 144,814.70-217,416.45-92,456.30

Finding the Fourth Proportional to 144,814.70, 217,416.45 and 92,456.30

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Solution

The fourth proportional to 144,814.70, 217,416.45 and 92,456.30 is: 138,808.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,814.70 : 217,416.45 = 92,456.30 : x
  2. Step 2: Convert to fraction form
    144,814.70/217,416.45 = 92,456.30/x
  3. Step 3: Cross multiply
    144,814.70x = 217,416.45 × 92,456.30
  4. Step 4: Simplify right side
    144,814.70x = 20,101,520,526.14
  5. Step 5: Solve for x
    x = 20,101,520,526.14/144,814.70
  6. Step 6: Final answer
    x = 138,808.56

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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.