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Finding the Fourth Proportional to 153,590.58, 230,489.67 and 53,751.67

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Solution

The fourth proportional to 153,590.58, 230,489.67 and 53,751.67 is: 80,663.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,590.58 : 230,489.67 = 53,751.67 : x
  2. Step 2: Convert to fraction form
    153,590.58/230,489.67 = 53,751.67/x
  3. Step 3: Cross multiply
    153,590.58x = 230,489.67 × 53,751.67
  4. Step 4: Simplify right side
    153,590.58x = 12,389,205,169.93
  5. Step 5: Solve for x
    x = 12,389,205,169.93/153,590.58
  6. Step 6: Final answer
    x = 80,663.83

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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.