Home / 157,240.80-217,009.62-96,799.32

Finding the Fourth Proportional to 157,240.80, 217,009.62 and 96,799.32

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Solution

The fourth proportional to 157,240.80, 217,009.62 and 96,799.32 is: 133,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,240.80 : 217,009.62 = 96,799.32 : x
  2. Step 2: Convert to fraction form
    157,240.80/217,009.62 = 96,799.32/x
  3. Step 3: Cross multiply
    157,240.80x = 217,009.62 × 96,799.32
  4. Step 4: Simplify right side
    157,240.80x = 21,006,383,649.46
  5. Step 5: Solve for x
    x = 21,006,383,649.46/157,240.80
  6. Step 6: Final answer
    x = 133,593.72

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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.