Home / 142,732.40-214,097.94-36,117.36

Finding the Fourth Proportional to 142,732.40, 214,097.94 and 36,117.36

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Solution

The fourth proportional to 142,732.40, 214,097.94 and 36,117.36 is: 54,175.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,732.40 : 214,097.94 = 36,117.36 : x
  2. Step 2: Convert to fraction form
    142,732.40/214,097.94 = 36,117.36/x
  3. Step 3: Cross multiply
    142,732.40x = 214,097.94 × 36,117.36
  4. Step 4: Simplify right side
    142,732.40x = 7,732,652,374.24
  5. Step 5: Solve for x
    x = 7,732,652,374.24/142,732.40
  6. Step 6: Final answer
    x = 54,175.87

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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.