Home / 168,206.49-232,123.12-91,725.35

Finding the Fourth Proportional to 168,206.49, 232,123.12 and 91,725.35

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Solution

The fourth proportional to 168,206.49, 232,123.12 and 91,725.35 is: 126,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,206.49 : 232,123.12 = 91,725.35 : x
  2. Step 2: Convert to fraction form
    168,206.49/232,123.12 = 91,725.35/x
  3. Step 3: Cross multiply
    168,206.49x = 232,123.12 × 91,725.35
  4. Step 4: Simplify right side
    168,206.49x = 21,291,573,035.16
  5. Step 5: Solve for x
    x = 21,291,573,035.16/168,206.49
  6. Step 6: Final answer
    x = 126,579.97

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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.