Home / 581,012.75-871,569.32-160,288.62

Finding the Fourth Proportional to 581,012.75, 871,569.32 and 160,288.62

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Solution

The fourth proportional to 581,012.75, 871,569.32 and 160,288.62 is: 240,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,012.75 : 871,569.32 = 160,288.62 : x
  2. Step 2: Convert to fraction form
    581,012.75/871,569.32 = 160,288.62/x
  3. Step 3: Cross multiply
    581,012.75x = 871,569.32 × 160,288.62
  4. Step 4: Simplify right side
    581,012.75x = 139,702,643,537.14
  5. Step 5: Solve for x
    x = 139,702,643,537.14/581,012.75
  6. Step 6: Final answer
    x = 240,446.78

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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.