Home / 168,217.79-232,137.60-91,737.47

Finding the Fourth Proportional to 168,217.79, 232,137.60 and 91,737.47

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Solution

The fourth proportional to 168,217.79, 232,137.60 and 91,737.47 is: 126,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,217.79 : 232,137.60 = 91,737.47 : x
  2. Step 2: Convert to fraction form
    168,217.79/232,137.60 = 91,737.47/x
  3. Step 3: Cross multiply
    168,217.79x = 232,137.60 × 91,737.47
  4. Step 4: Simplify right side
    168,217.79x = 21,295,714,955.18
  5. Step 5: Solve for x
    x = 21,295,714,955.18/168,217.79
  6. Step 6: Final answer
    x = 126,596.10

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1.5x scale

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.