Home / 156,923-235,371.15-62,127.40

Finding the Fourth Proportional to 156,923, 235,371.15 and 62,127.40

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Solution

The fourth proportional to 156,923, 235,371.15 and 62,127.40 is: 93,185.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,923 : 235,371.15 = 62,127.40 : x
  2. Step 2: Convert to fraction form
    156,923/235,371.15 = 62,127.40/x
  3. Step 3: Cross multiply
    156,923x = 235,371.15 × 62,127.40
  4. Step 4: Simplify right side
    156,923x = 14,622,997,584.51
  5. Step 5: Solve for x
    x = 14,622,997,584.51/156,923
  6. Step 6: Final answer
    x = 93,185.81

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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.