Home / 197,209.28-272,148.77-106,565.24

Finding the Fourth Proportional to 197,209.28, 272,148.77 and 106,565.24

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Solution

The fourth proportional to 197,209.28, 272,148.77 and 106,565.24 is: 147,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,209.28 : 272,148.77 = 106,565.24 : x
  2. Step 2: Convert to fraction form
    197,209.28/272,148.77 = 106,565.24/x
  3. Step 3: Cross multiply
    197,209.28x = 272,148.77 × 106,565.24
  4. Step 4: Simplify right side
    197,209.28x = 29,001,599,937.54
  5. Step 5: Solve for x
    x = 29,001,599,937.54/197,209.28
  6. Step 6: Final answer
    x = 147,060.01

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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.