Home / 53,552.71-73,902.63-30,891.34

Finding the Fourth Proportional to 53,552.71, 73,902.63 and 30,891.34

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Solution

The fourth proportional to 53,552.71, 73,902.63 and 30,891.34 is: 42,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,552.71 : 73,902.63 = 30,891.34 : x
  2. Step 2: Convert to fraction form
    53,552.71/73,902.63 = 30,891.34/x
  3. Step 3: Cross multiply
    53,552.71x = 73,902.63 × 30,891.34
  4. Step 4: Simplify right side
    53,552.71x = 2,282,951,270.22
  5. Step 5: Solve for x
    x = 2,282,951,270.22/53,552.71
  6. Step 6: Final answer
    x = 42,629.99

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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.