Home / 168,359.58-232,328.93-91,876.75

Finding the Fourth Proportional to 168,359.58, 232,328.93 and 91,876.75

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Solution

The fourth proportional to 168,359.58, 232,328.93 and 91,876.75 is: 126,785.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,359.58 : 232,328.93 = 91,876.75 : x
  2. Step 2: Convert to fraction form
    168,359.58/232,328.93 = 91,876.75/x
  3. Step 3: Cross multiply
    168,359.58x = 232,328.93 × 91,876.75
  4. Step 4: Simplify right side
    168,359.58x = 21,345,625,979.17
  5. Step 5: Solve for x
    x = 21,345,625,979.17/168,359.58
  6. Step 6: Final answer
    x = 126,785.93

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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.