Home / 197,666.08-272,778.82-107,022.02

Finding the Fourth Proportional to 197,666.08, 272,778.82 and 107,022.02

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Solution

The fourth proportional to 197,666.08, 272,778.82 and 107,022.02 is: 147,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,666.08 : 272,778.82 = 107,022.02 : x
  2. Step 2: Convert to fraction form
    197,666.08/272,778.82 = 107,022.02/x
  3. Step 3: Cross multiply
    197,666.08x = 272,778.82 × 107,022.02
  4. Step 4: Simplify right side
    197,666.08x = 29,193,338,698.17
  5. Step 5: Solve for x
    x = 29,193,338,698.17/197,666.08
  6. Step 6: Final answer
    x = 147,690.18

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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.