Home / 236,114.34-354,224.14-86,351.32

Finding the Fourth Proportional to 236,114.34, 354,224.14 and 86,351.32

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Solution

The fourth proportional to 236,114.34, 354,224.14 and 86,351.32 is: 129,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,114.34 : 354,224.14 = 86,351.32 : x
  2. Step 2: Convert to fraction form
    236,114.34/354,224.14 = 86,351.32/x
  3. Step 3: Cross multiply
    236,114.34x = 354,224.14 × 86,351.32
  4. Step 4: Simplify right side
    236,114.34x = 30,587,720,299.26
  5. Step 5: Solve for x
    x = 30,587,720,299.26/236,114.34
  6. Step 6: Final answer
    x = 129,546.22

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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.