Home / 197,655.36-272,762.44-107,008.92

Finding the Fourth Proportional to 197,655.36, 272,762.44 and 107,008.92

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Solution

The fourth proportional to 197,655.36, 272,762.44 and 107,008.92 is: 147,671.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,655.36 : 272,762.44 = 107,008.92 : x
  2. Step 2: Convert to fraction form
    197,655.36/272,762.44 = 107,008.92/x
  3. Step 3: Cross multiply
    197,655.36x = 272,762.44 × 107,008.92
  4. Step 4: Simplify right side
    197,655.36x = 29,188,014,120.96
  5. Step 5: Solve for x
    x = 29,188,014,120.96/197,655.36
  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.