Home / 157,682.76-217,650.48-97,272.24

Finding the Fourth Proportional to 157,682.76, 217,650.48 and 97,272.24

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Solution

The fourth proportional to 157,682.76, 217,650.48 and 97,272.24 is: 134,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,682.76 : 217,650.48 = 97,272.24 : x
  2. Step 2: Convert to fraction form
    157,682.76/217,650.48 = 97,272.24/x
  3. Step 3: Cross multiply
    157,682.76x = 217,650.48 × 97,272.24
  4. Step 4: Simplify right side
    157,682.76x = 21,171,349,726.68
  5. Step 5: Solve for x
    x = 21,171,349,726.68/157,682.76
  6. Step 6: Final answer
    x = 134,265.47

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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.