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Finding the Fourth Proportional to 157,598.56, 217,447.16 and 96,329.08

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Solution

The fourth proportional to 157,598.56, 217,447.16 and 96,329.08 is: 132,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,598.56 : 217,447.16 = 96,329.08 : x
  2. Step 2: Convert to fraction form
    157,598.56/217,447.16 = 96,329.08/x
  3. Step 3: Cross multiply
    157,598.56x = 217,447.16 × 96,329.08
  4. Step 4: Simplify right side
    157,598.56x = 20,946,484,871.41
  5. Step 5: Solve for x
    x = 20,946,484,871.41/157,598.56
  6. Step 6: Final answer
    x = 132,910.38

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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.