Home / 197,579.70-272,586.60-125,943.30

Finding the Fourth Proportional to 197,579.70, 272,586.60 and 125,943.30

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Solution

The fourth proportional to 197,579.70, 272,586.60 and 125,943.30 is: 173,754.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,579.70 : 272,586.60 = 125,943.30 : x
  2. Step 2: Convert to fraction form
    197,579.70/272,586.60 = 125,943.30/x
  3. Step 3: Cross multiply
    197,579.70x = 272,586.60 × 125,943.30
  4. Step 4: Simplify right side
    197,579.70x = 34,330,455,939.78
  5. Step 5: Solve for x
    x = 34,330,455,939.78/197,579.70
  6. Step 6: Final answer
    x = 173,754.98

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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.