Home / 96,989.77-133,844.58-54,548.29

Finding the Fourth Proportional to 96,989.77, 133,844.58 and 54,548.29

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Solution

The fourth proportional to 96,989.77, 133,844.58 and 54,548.29 is: 75,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,989.77 : 133,844.58 = 54,548.29 : x
  2. Step 2: Convert to fraction form
    96,989.77/133,844.58 = 54,548.29/x
  3. Step 3: Cross multiply
    96,989.77x = 133,844.58 × 54,548.29
  4. Step 4: Simplify right side
    96,989.77x = 7,300,992,964.77
  5. Step 5: Solve for x
    x = 7,300,992,964.77/96,989.77
  6. Step 6: Final answer
    x = 75,275.91

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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.