Home / 48,634.13-72,951.20-11,698.13

Finding the Fourth Proportional to 48,634.13, 72,951.20 and 11,698.13

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Solution

The fourth proportional to 48,634.13, 72,951.20 and 11,698.13 is: 17,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.13 : 72,951.20 = 11,698.13 : x
  2. Step 2: Convert to fraction form
    48,634.13/72,951.20 = 11,698.13/x
  3. Step 3: Cross multiply
    48,634.13x = 72,951.20 × 11,698.13
  4. Step 4: Simplify right side
    48,634.13x = 853,392,198.01
  5. Step 5: Solve for x
    x = 853,392,198.01/48,634.13
  6. Step 6: Final answer
    x = 17,547.19

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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.