Home / 77,204.14-115,727.54-32,802.57

Finding the Fourth Proportional to 77,204.14, 115,727.54 and 32,802.57

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Solution

The fourth proportional to 77,204.14, 115,727.54 and 32,802.57 is: 49,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,204.14 : 115,727.54 = 32,802.57 : x
  2. Step 2: Convert to fraction form
    77,204.14/115,727.54 = 32,802.57/x
  3. Step 3: Cross multiply
    77,204.14x = 115,727.54 × 32,802.57
  4. Step 4: Simplify right side
    77,204.14x = 3,796,160,567.76
  5. Step 5: Solve for x
    x = 3,796,160,567.76/77,204.14
  6. Step 6: Final answer
    x = 49,170.43

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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.