Home / 351,515.87-527,298.20-141,153.83

Finding the Fourth Proportional to 351,515.87, 527,298.20 and 141,153.83

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Solution

The fourth proportional to 351,515.87, 527,298.20 and 141,153.83 is: 211,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,515.87 : 527,298.20 = 141,153.83 : x
  2. Step 2: Convert to fraction form
    351,515.87/527,298.20 = 141,153.83/x
  3. Step 3: Cross multiply
    351,515.87x = 527,298.20 × 141,153.83
  4. Step 4: Simplify right side
    351,515.87x = 74,430,159,776.34
  5. Step 5: Solve for x
    x = 74,430,159,776.34/351,515.87
  6. Step 6: Final answer
    x = 211,740.54

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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.