Home / 96,857.48-133,657.08-54,414.56

Finding the Fourth Proportional to 96,857.48, 133,657.08 and 54,414.56

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Solution

The fourth proportional to 96,857.48, 133,657.08 and 54,414.56 is: 75,088.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,857.48 : 133,657.08 = 54,414.56 : x
  2. Step 2: Convert to fraction form
    96,857.48/133,657.08 = 54,414.56/x
  3. Step 3: Cross multiply
    96,857.48x = 133,657.08 × 54,414.56
  4. Step 4: Simplify right side
    96,857.48x = 7,272,891,199.08
  5. Step 5: Solve for x
    x = 7,272,891,199.08/96,857.48
  6. Step 6: Final answer
    x = 75,088.59

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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.