Home / 148,304.30-204,660.54-80,322.08

Finding the Fourth Proportional to 148,304.30, 204,660.54 and 80,322.08

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Solution

The fourth proportional to 148,304.30, 204,660.54 and 80,322.08 is: 110,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,304.30 : 204,660.54 = 80,322.08 : x
  2. Step 2: Convert to fraction form
    148,304.30/204,660.54 = 80,322.08/x
  3. Step 3: Cross multiply
    148,304.30x = 204,660.54 × 80,322.08
  4. Step 4: Simplify right side
    148,304.30x = 16,438,759,243.42
  5. Step 5: Solve for x
    x = 16,438,759,243.42/148,304.30
  6. Step 6: Final answer
    x = 110,844.80

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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.