Home / 53,242.45-73,474.65-30,585.83

Finding the Fourth Proportional to 53,242.45, 73,474.65 and 30,585.83

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Solution

The fourth proportional to 53,242.45, 73,474.65 and 30,585.83 is: 42,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,242.45 : 73,474.65 = 30,585.83 : x
  2. Step 2: Convert to fraction form
    53,242.45/73,474.65 = 30,585.83/x
  3. Step 3: Cross multiply
    53,242.45x = 73,474.65 × 30,585.83
  4. Step 4: Simplify right side
    53,242.45x = 2,247,282,786.84
  5. Step 5: Solve for x
    x = 2,247,282,786.84/53,242.45
  6. Step 6: Final answer
    x = 42,208.48

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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.