Home / 96,581.84-133,283.40-54,142.16

Finding the Fourth Proportional to 96,581.84, 133,283.40 and 54,142.16

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Solution

The fourth proportional to 96,581.84, 133,283.40 and 54,142.16 is: 74,716.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,581.84 : 133,283.40 = 54,142.16 : x
  2. Step 2: Convert to fraction form
    96,581.84/133,283.40 = 54,142.16/x
  3. Step 3: Cross multiply
    96,581.84x = 133,283.40 × 54,142.16
  4. Step 4: Simplify right side
    96,581.84x = 7,216,251,168.14
  5. Step 5: Solve for x
    x = 7,216,251,168.14/96,581.84
  6. Step 6: Final answer
    x = 74,716.44

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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.