Home / 242,917.44-335,226.72-135,494.32

Finding the Fourth Proportional to 242,917.44, 335,226.72 and 135,494.32

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Solution

The fourth proportional to 242,917.44, 335,226.72 and 135,494.32 is: 186,982.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,917.44 : 335,226.72 = 135,494.32 : x
  2. Step 2: Convert to fraction form
    242,917.44/335,226.72 = 135,494.32/x
  3. Step 3: Cross multiply
    242,917.44x = 335,226.72 × 135,494.32
  4. Step 4: Simplify right side
    242,917.44x = 45,421,316,472.23
  5. Step 5: Solve for x
    x = 45,421,316,472.23/242,917.44
  6. Step 6: Final answer
    x = 186,982.53

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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.