Home / 96,535.68-133,227.76-54,103.20

Finding the Fourth Proportional to 96,535.68, 133,227.76 and 54,103.20

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Solution

The fourth proportional to 96,535.68, 133,227.76 and 54,103.20 is: 74,667.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,535.68 : 133,227.76 = 54,103.20 : x
  2. Step 2: Convert to fraction form
    96,535.68/133,227.76 = 54,103.20/x
  3. Step 3: Cross multiply
    96,535.68x = 133,227.76 × 54,103.20
  4. Step 4: Simplify right side
    96,535.68x = 7,208,048,144.83
  5. Step 5: Solve for x
    x = 7,208,048,144.83/96,535.68
  6. Step 6: Final answer
    x = 74,667.19

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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.