Home / 157,391.35-217,146.76-96,115.19

Finding the Fourth Proportional to 157,391.35, 217,146.76 and 96,115.19

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Solution

The fourth proportional to 157,391.35, 217,146.76 and 96,115.19 is: 132,606.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,391.35 : 217,146.76 = 96,115.19 : x
  2. Step 2: Convert to fraction form
    157,391.35/217,146.76 = 96,115.19/x
  3. Step 3: Cross multiply
    157,391.35x = 217,146.76 × 96,115.19
  4. Step 4: Simplify right side
    157,391.35x = 20,871,100,769.26
  5. Step 5: Solve for x
    x = 20,871,100,769.26/157,391.35
  6. Step 6: Final answer
    x = 132,606.40

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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.