Home / 236,587.40-354,881.10-214,814.60

Finding the Fourth Proportional to 236,587.40, 354,881.10 and 214,814.60

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Solution

The fourth proportional to 236,587.40, 354,881.10 and 214,814.60 is: 322,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,587.40 : 354,881.10 = 214,814.60 : x
  2. Step 2: Convert to fraction form
    236,587.40/354,881.10 = 214,814.60/x
  3. Step 3: Cross multiply
    236,587.40x = 354,881.10 × 214,814.60
  4. Step 4: Simplify right side
    236,587.40x = 76,233,641,544.06
  5. Step 5: Solve for x
    x = 76,233,641,544.06/236,587.40
  6. Step 6: Final answer
    x = 322,221.90

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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.