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Finding the Fourth Proportional to 160,288.36, 240,343.67 and 65,584.98

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Solution

The fourth proportional to 160,288.36, 240,343.67 and 65,584.98 is: 98,341.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,288.36 : 240,343.67 = 65,584.98 : x
  2. Step 2: Convert to fraction form
    160,288.36/240,343.67 = 65,584.98/x
  3. Step 3: Cross multiply
    160,288.36x = 240,343.67 × 65,584.98
  4. Step 4: Simplify right side
    160,288.36x = 15,762,934,790.08
  5. Step 5: Solve for x
    x = 15,762,934,790.08/160,288.36
  6. Step 6: Final answer
    x = 98,341.11

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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.