Home / 160,035.87-240,136.70-71,353.29

Finding the Fourth Proportional to 160,035.87, 240,136.70 and 71,353.29

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Solution

The fourth proportional to 160,035.87, 240,136.70 and 71,353.29 is: 107,066.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,035.87 : 240,136.70 = 71,353.29 : x
  2. Step 2: Convert to fraction form
    160,035.87/240,136.70 = 71,353.29/x
  3. Step 3: Cross multiply
    160,035.87x = 240,136.70 × 71,353.29
  4. Step 4: Simplify right side
    160,035.87x = 17,134,543,237.98
  5. Step 5: Solve for x
    x = 17,134,543,237.98/160,035.87
  6. Step 6: Final answer
    x = 107,066.89

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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.