Home / 55,528.38-76,535.82-42,095.34

Finding the Fourth Proportional to 55,528.38, 76,535.82 and 42,095.34

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Solution

The fourth proportional to 55,528.38, 76,535.82 and 42,095.34 is: 58,020.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,528.38 : 76,535.82 = 42,095.34 : x
  2. Step 2: Convert to fraction form
    55,528.38/76,535.82 = 42,095.34/x
  3. Step 3: Cross multiply
    55,528.38x = 76,535.82 × 42,095.34
  4. Step 4: Simplify right side
    55,528.38x = 3,221,801,365.08
  5. Step 5: Solve for x
    x = 3,221,801,365.08/55,528.38
  6. Step 6: Final answer
    x = 58,020.81

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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.