Home / 236,506.14-326,733.90-155,027.78

Finding the Fourth Proportional to 236,506.14, 326,733.90 and 155,027.78

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Solution

The fourth proportional to 236,506.14, 326,733.90 and 155,027.78 is: 214,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,506.14 : 326,733.90 = 155,027.78 : x
  2. Step 2: Convert to fraction form
    236,506.14/326,733.90 = 155,027.78/x
  3. Step 3: Cross multiply
    236,506.14x = 326,733.90 × 155,027.78
  4. Step 4: Simplify right side
    236,506.14x = 50,652,831,167.74
  5. Step 5: Solve for x
    x = 50,652,831,167.74/236,506.14
  6. Step 6: Final answer
    x = 214,171.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.