Home / 236,023.07-354,065.48-86,333.85

Finding the Fourth Proportional to 236,023.07, 354,065.48 and 86,333.85

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Solution

The fourth proportional to 236,023.07, 354,065.48 and 86,333.85 is: 129,512.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,023.07 : 354,065.48 = 86,333.85 : x
  2. Step 2: Convert to fraction form
    236,023.07/354,065.48 = 86,333.85/x
  3. Step 3: Cross multiply
    236,023.07x = 354,065.48 × 86,333.85
  4. Step 4: Simplify right side
    236,023.07x = 30,567,835,608.83
  5. Step 5: Solve for x
    x = 30,567,835,608.83/236,023.07
  6. Step 6: Final answer
    x = 129,512.07

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1.5x scale

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.