Home / 168,185.83-232,152.69-100,224.13

Finding the Fourth Proportional to 168,185.83, 232,152.69 and 100,224.13

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Solution

The fourth proportional to 168,185.83, 232,152.69 and 100,224.13 is: 138,342.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,185.83 : 232,152.69 = 100,224.13 : x
  2. Step 2: Convert to fraction form
    168,185.83/232,152.69 = 100,224.13/x
  3. Step 3: Cross multiply
    168,185.83x = 232,152.69 × 100,224.13
  4. Step 4: Simplify right side
    168,185.83x = 23,267,301,382.41
  5. Step 5: Solve for x
    x = 23,267,301,382.41/168,185.83
  6. Step 6: Final answer
    x = 138,342.82

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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.