Home / 157,410.35-217,233.98-88,521.48

Finding the Fourth Proportional to 157,410.35, 217,233.98 and 88,521.48

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Solution

The fourth proportional to 157,410.35, 217,233.98 and 88,521.48 is: 122,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,410.35 : 217,233.98 = 88,521.48 : x
  2. Step 2: Convert to fraction form
    157,410.35/217,233.98 = 88,521.48/x
  3. Step 3: Cross multiply
    157,410.35x = 217,233.98 × 88,521.48
  4. Step 4: Simplify right side
    157,410.35x = 19,229,872,973.28
  5. Step 5: Solve for x
    x = 19,229,872,973.28/157,410.35
  6. Step 6: Final answer
    x = 122,163.97

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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.