Home / 340,292.56-510,467.19-103,637.29

Finding the Fourth Proportional to 340,292.56, 510,467.19 and 103,637.29

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Solution

The fourth proportional to 340,292.56, 510,467.19 and 103,637.29 is: 155,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,292.56 : 510,467.19 = 103,637.29 : x
  2. Step 2: Convert to fraction form
    340,292.56/510,467.19 = 103,637.29/x
  3. Step 3: Cross multiply
    340,292.56x = 510,467.19 × 103,637.29
  4. Step 4: Simplify right side
    340,292.56x = 52,903,436,205.52
  5. Step 5: Solve for x
    x = 52,903,436,205.52/340,292.56
  6. Step 6: Final answer
    x = 155,464.57

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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.