Home / 168,344.10-232,313.40-91,864.71

Finding the Fourth Proportional to 168,344.10, 232,313.40 and 91,864.71

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Solution

The fourth proportional to 168,344.10, 232,313.40 and 91,864.71 is: 126,772.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,344.10 : 232,313.40 = 91,864.71 : x
  2. Step 2: Convert to fraction form
    168,344.10/232,313.40 = 91,864.71/x
  3. Step 3: Cross multiply
    168,344.10x = 232,313.40 × 91,864.71
  4. Step 4: Simplify right side
    168,344.10x = 21,341,403,120.11
  5. Step 5: Solve for x
    x = 21,341,403,120.11/168,344.10
  6. Step 6: Final answer
    x = 126,772.50

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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.