Home / 171,920.40-237,241.08-96,467.28

Finding the Fourth Proportional to 171,920.40, 237,241.08 and 96,467.28

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Solution

The fourth proportional to 171,920.40, 237,241.08 and 96,467.28 is: 133,119.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,920.40 : 237,241.08 = 96,467.28 : x
  2. Step 2: Convert to fraction form
    171,920.40/237,241.08 = 96,467.28/x
  3. Step 3: Cross multiply
    171,920.40x = 237,241.08 × 96,467.28
  4. Step 4: Simplify right side
    171,920.40x = 22,886,001,691.86
  5. Step 5: Solve for x
    x = 22,886,001,691.86/171,920.40
  6. Step 6: Final answer
    x = 133,119.76

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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.