Home / 197,957.04-273,305.28-137,508.24

Finding the Fourth Proportional to 197,957.04, 273,305.28 and 137,508.24

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Solution

The fourth proportional to 197,957.04, 273,305.28 and 137,508.24 is: 189,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,957.04 : 273,305.28 = 137,508.24 : x
  2. Step 2: Convert to fraction form
    197,957.04/273,305.28 = 137,508.24/x
  3. Step 3: Cross multiply
    197,957.04x = 273,305.28 × 137,508.24
  4. Step 4: Simplify right side
    197,957.04x = 37,581,728,035.51
  5. Step 5: Solve for x
    x = 37,581,728,035.51/197,957.04
  6. Step 6: Final answer
    x = 189,847.90

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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.