Home / 53,577.71-73,936.10-30,914.93

Finding the Fourth Proportional to 53,577.71, 73,936.10 and 30,914.93

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Solution

The fourth proportional to 53,577.71, 73,936.10 and 30,914.93 is: 42,661.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,577.71 : 73,936.10 = 30,914.93 : x
  2. Step 2: Convert to fraction form
    53,577.71/73,936.10 = 30,914.93/x
  3. Step 3: Cross multiply
    53,577.71x = 73,936.10 × 30,914.93
  4. Step 4: Simplify right side
    53,577.71x = 2,285,729,063.58
  5. Step 5: Solve for x
    x = 2,285,729,063.58/53,577.71
  6. Step 6: Final answer
    x = 42,661.94

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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.