Home / 158,665.32-237,881.34-75,617.64

Finding the Fourth Proportional to 158,665.32, 237,881.34 and 75,617.64

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Solution

The fourth proportional to 158,665.32, 237,881.34 and 75,617.64 is: 113,370.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,665.32 : 237,881.34 = 75,617.64 : x
  2. Step 2: Convert to fraction form
    158,665.32/237,881.34 = 75,617.64/x
  3. Step 3: Cross multiply
    158,665.32x = 237,881.34 × 75,617.64
  4. Step 4: Simplify right side
    158,665.32x = 17,988,025,530.84
  5. Step 5: Solve for x
    x = 17,988,025,530.84/158,665.32
  6. Step 6: Final answer
    x = 113,370.87

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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.