Home / 225,338.18-310,945.10-134,676.09

Finding the Fourth Proportional to 225,338.18, 310,945.10 and 134,676.09

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Solution

The fourth proportional to 225,338.18, 310,945.10 and 134,676.09 is: 185,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,338.18 : 310,945.10 = 134,676.09 : x
  2. Step 2: Convert to fraction form
    225,338.18/310,945.10 = 134,676.09/x
  3. Step 3: Cross multiply
    225,338.18x = 310,945.10 × 134,676.09
  4. Step 4: Simplify right side
    225,338.18x = 41,876,869,599.28
  5. Step 5: Solve for x
    x = 41,876,869,599.28/225,338.18
  6. Step 6: Final answer
    x = 185,840.10

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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.