Home / 197,750.80-272,896.00-107,106.74

Finding the Fourth Proportional to 197,750.80, 272,896.00 and 107,106.74

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Solution

The fourth proportional to 197,750.80, 272,896.00 and 107,106.74 is: 147,807.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,750.80 : 272,896.00 = 107,106.74 : x
  2. Step 2: Convert to fraction form
    197,750.80/272,896.00 = 107,106.74/x
  3. Step 3: Cross multiply
    197,750.80x = 272,896.00 × 107,106.74
  4. Step 4: Simplify right side
    197,750.80x = 29,229,000,310.15
  5. Step 5: Solve for x
    x = 29,229,000,310.15/197,750.80
  6. Step 6: Final answer
    x = 147,807.24

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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.