Home / 514,140.14-771,246.11-159,107.42

Finding the Fourth Proportional to 514,140.14, 771,246.11 and 159,107.42

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Solution

The fourth proportional to 514,140.14, 771,246.11 and 159,107.42 is: 238,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,140.14 : 771,246.11 = 159,107.42 : x
  2. Step 2: Convert to fraction form
    514,140.14/771,246.11 = 159,107.42/x
  3. Step 3: Cross multiply
    514,140.14x = 771,246.11 × 159,107.42
  4. Step 4: Simplify right side
    514,140.14x = 122,710,978,747.14
  5. Step 5: Solve for x
    x = 122,710,978,747.14/514,140.14
  6. Step 6: Final answer
    x = 238,672.24

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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.