Home / 197,655.38-272,762.42-107,008.94

Finding the Fourth Proportional to 197,655.38, 272,762.42 and 107,008.94

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Solution

The fourth proportional to 197,655.38, 272,762.42 and 107,008.94 is: 147,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,655.38 : 272,762.42 = 107,008.94 : x
  2. Step 2: Convert to fraction form
    197,655.38/272,762.42 = 107,008.94/x
  3. Step 3: Cross multiply
    197,655.38x = 272,762.42 × 107,008.94
  4. Step 4: Simplify right side
    197,655.38x = 29,188,017,436.03
  5. Step 5: Solve for x
    x = 29,188,017,436.03/197,655.38
  6. Step 6: Final answer
    x = 147,671.25

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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.