Home / 581,020.69-871,581.24-160,296.56

Finding the Fourth Proportional to 581,020.69, 871,581.24 and 160,296.56

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Solution

The fourth proportional to 581,020.69, 871,581.24 and 160,296.56 is: 240,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,020.69 : 871,581.24 = 160,296.56 : x
  2. Step 2: Convert to fraction form
    581,020.69/871,581.24 = 160,296.56/x
  3. Step 3: Cross multiply
    581,020.69x = 871,581.24 × 160,296.56
  4. Step 4: Simplify right side
    581,020.69x = 139,711,474,532.53
  5. Step 5: Solve for x
    x = 139,711,474,532.53/581,020.69
  6. Step 6: Final answer
    x = 240,458.69

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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.