Home / 156,786.90-235,180.35-154,194.90

Finding the Fourth Proportional to 156,786.90, 235,180.35 and 154,194.90

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Solution

The fourth proportional to 156,786.90, 235,180.35 and 154,194.90 is: 231,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,786.90 : 235,180.35 = 154,194.90 : x
  2. Step 2: Convert to fraction form
    156,786.90/235,180.35 = 154,194.90/x
  3. Step 3: Cross multiply
    156,786.90x = 235,180.35 × 154,194.90
  4. Step 4: Simplify right side
    156,786.90x = 36,263,610,550.22
  5. Step 5: Solve for x
    x = 36,263,610,550.22/156,786.90
  6. Step 6: Final answer
    x = 231,292.35

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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.