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Finding the Fourth Proportional to 150,894.70, 226,341.16 and 38,574.74

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Solution

The fourth proportional to 150,894.70, 226,341.16 and 38,574.74 is: 57,861.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,894.70 : 226,341.16 = 38,574.74 : x
  2. Step 2: Convert to fraction form
    150,894.70/226,341.16 = 38,574.74/x
  3. Step 3: Cross multiply
    150,894.70x = 226,341.16 × 38,574.74
  4. Step 4: Simplify right side
    150,894.70x = 8,731,051,867.71
  5. Step 5: Solve for x
    x = 8,731,051,867.71/150,894.70
  6. Step 6: Final answer
    x = 57,861.89

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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.