Home / 157,254.72-217,028.86-96,813.32

Finding the Fourth Proportional to 157,254.72, 217,028.86 and 96,813.32

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Solution

The fourth proportional to 157,254.72, 217,028.86 and 96,813.32 is: 133,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,254.72 : 217,028.86 = 96,813.32 : x
  2. Step 2: Convert to fraction form
    157,254.72/217,028.86 = 96,813.32/x
  3. Step 3: Cross multiply
    157,254.72x = 217,028.86 × 96,813.32
  4. Step 4: Simplify right side
    157,254.72x = 21,011,284,472.42
  5. Step 5: Solve for x
    x = 21,011,284,472.42/157,254.72
  6. Step 6: Final answer
    x = 133,613.06

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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.