Home / 52,991.15-73,054.70-42,272.38

Finding the Fourth Proportional to 52,991.15, 73,054.70 and 42,272.38

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Solution

The fourth proportional to 52,991.15, 73,054.70 and 42,272.38 is: 58,277.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,991.15 : 73,054.70 = 42,272.38 : x
  2. Step 2: Convert to fraction form
    52,991.15/73,054.70 = 42,272.38/x
  3. Step 3: Cross multiply
    52,991.15x = 73,054.70 × 42,272.38
  4. Step 4: Simplify right side
    52,991.15x = 3,088,195,568.23
  5. Step 5: Solve for x
    x = 3,088,195,568.23/52,991.15
  6. Step 6: Final answer
    x = 58,277.57

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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.