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Finding the Fourth Proportional to 168,362.77, 232,345.51 and 91,886.77

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Solution

The fourth proportional to 168,362.77, 232,345.51 and 91,886.77 is: 126,806.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,362.77 : 232,345.51 = 91,886.77 : x
  2. Step 2: Convert to fraction form
    168,362.77/232,345.51 = 91,886.77/x
  3. Step 3: Cross multiply
    168,362.77x = 232,345.51 × 91,886.77
  4. Step 4: Simplify right side
    168,362.77x = 21,349,479,015.48
  5. Step 5: Solve for x
    x = 21,349,479,015.48/168,362.77
  6. Step 6: Final answer
    x = 126,806.41

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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.