Home / 237,327.12-356,130.72-87,673.32

Finding the Fourth Proportional to 237,327.12, 356,130.72 and 87,673.32

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Solution

The fourth proportional to 237,327.12, 356,130.72 and 87,673.32 is: 131,561.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,327.12 : 356,130.72 = 87,673.32 : x
  2. Step 2: Convert to fraction form
    237,327.12/356,130.72 = 87,673.32/x
  3. Step 3: Cross multiply
    237,327.12x = 356,130.72 × 87,673.32
  4. Step 4: Simplify right side
    237,327.12x = 31,223,162,576.39
  5. Step 5: Solve for x
    x = 31,223,162,576.39/237,327.12
  6. Step 6: Final answer
    x = 131,561.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.