Home / 192,929.56-266,064.78-132,393.40

Finding the Fourth Proportional to 192,929.56, 266,064.78 and 132,393.40

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Solution

The fourth proportional to 192,929.56, 266,064.78 and 132,393.40 is: 182,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,929.56 : 266,064.78 = 132,393.40 : x
  2. Step 2: Convert to fraction form
    192,929.56/266,064.78 = 132,393.40/x
  3. Step 3: Cross multiply
    192,929.56x = 266,064.78 × 132,393.40
  4. Step 4: Simplify right side
    192,929.56x = 35,225,220,844.45
  5. Step 5: Solve for x
    x = 35,225,220,844.45/192,929.56
  6. Step 6: Final answer
    x = 182,580.73

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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.