Home / 317,169.14-475,990.23-127,631.19

Finding the Fourth Proportional to 317,169.14, 475,990.23 and 127,631.19

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Solution

The fourth proportional to 317,169.14, 475,990.23 and 127,631.19 is: 191,541.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,169.14 : 475,990.23 = 127,631.19 : x
  2. Step 2: Convert to fraction form
    317,169.14/475,990.23 = 127,631.19/x
  3. Step 3: Cross multiply
    317,169.14x = 475,990.23 × 127,631.19
  4. Step 4: Simplify right side
    317,169.14x = 60,751,199,483.27
  5. Step 5: Solve for x
    x = 60,751,199,483.27/317,169.14
  6. Step 6: Final answer
    x = 191,541.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.