Home / 225,231.06-310,818.87-123,256.52

Finding the Fourth Proportional to 225,231.06, 310,818.87 and 123,256.52

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Solution

The fourth proportional to 225,231.06, 310,818.87 and 123,256.52 is: 170,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,231.06 : 310,818.87 = 123,256.52 : x
  2. Step 2: Convert to fraction form
    225,231.06/310,818.87 = 123,256.52/x
  3. Step 3: Cross multiply
    225,231.06x = 310,818.87 × 123,256.52
  4. Step 4: Simplify right side
    225,231.06x = 38,310,451,878.01
  5. Step 5: Solve for x
    x = 38,310,451,878.01/225,231.06
  6. Step 6: Final answer
    x = 170,094.00

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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.