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Finding the Fourth Proportional to 153,245.99, 229,893.59 and 58,472.35

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Solution

The fourth proportional to 153,245.99, 229,893.59 and 58,472.35 is: 87,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,245.99 : 229,893.59 = 58,472.35 : x
  2. Step 2: Convert to fraction form
    153,245.99/229,893.59 = 58,472.35/x
  3. Step 3: Cross multiply
    153,245.99x = 229,893.59 × 58,472.35
  4. Step 4: Simplify right side
    153,245.99x = 13,442,418,028.68
  5. Step 5: Solve for x
    x = 13,442,418,028.68/153,245.99
  6. Step 6: Final answer
    x = 87,717.91

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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.