Home / 168,310.08-232,165.44-100,282.32

Finding the Fourth Proportional to 168,310.08, 232,165.44 and 100,282.32

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Solution

The fourth proportional to 168,310.08, 232,165.44 and 100,282.32 is: 138,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,310.08 : 232,165.44 = 100,282.32 : x
  2. Step 2: Convert to fraction form
    168,310.08/232,165.44 = 100,282.32/x
  3. Step 3: Cross multiply
    168,310.08x = 232,165.44 × 100,282.32
  4. Step 4: Simplify right side
    168,310.08x = 23,282,088,947.02
  5. Step 5: Solve for x
    x = 23,282,088,947.02/168,310.08
  6. Step 6: Final answer
    x = 138,328.55

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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.