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Finding the Fourth Proportional to 65,174.65, 97,798.91 and 35,188.47

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Solution

The fourth proportional to 65,174.65, 97,798.91 and 35,188.47 is: 52,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,174.65 : 97,798.91 = 35,188.47 : x
  2. Step 2: Convert to fraction form
    65,174.65/97,798.91 = 35,188.47/x
  3. Step 3: Cross multiply
    65,174.65x = 97,798.91 × 35,188.47
  4. Step 4: Simplify right side
    65,174.65x = 3,441,393,834.63
  5. Step 5: Solve for x
    x = 3,441,393,834.63/65,174.65
  6. Step 6: Final answer
    x = 52,802.65

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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.