Home / 229,737.13-317,037.42-127,760.35

Finding the Fourth Proportional to 229,737.13, 317,037.42 and 127,760.35

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Solution

The fourth proportional to 229,737.13, 317,037.42 and 127,760.35 is: 176,309.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,737.13 : 317,037.42 = 127,760.35 : x
  2. Step 2: Convert to fraction form
    229,737.13/317,037.42 = 127,760.35/x
  3. Step 3: Cross multiply
    229,737.13x = 317,037.42 × 127,760.35
  4. Step 4: Simplify right side
    229,737.13x = 40,504,811,742.30
  5. Step 5: Solve for x
    x = 40,504,811,742.30/229,737.13
  6. Step 6: Final answer
    x = 176,309.38

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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.