Home / 50,805.23-70,042.32-42,833.61

Finding the Fourth Proportional to 50,805.23, 70,042.32 and 42,833.61

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Solution

The fourth proportional to 50,805.23, 70,042.32 and 42,833.61 is: 59,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,805.23 : 70,042.32 = 42,833.61 : x
  2. Step 2: Convert to fraction form
    50,805.23/70,042.32 = 42,833.61/x
  3. Step 3: Cross multiply
    50,805.23x = 70,042.32 × 42,833.61
  4. Step 4: Simplify right side
    50,805.23x = 3,000,165,418.38
  5. Step 5: Solve for x
    x = 3,000,165,418.38/50,805.23
  6. Step 6: Final answer
    x = 59,052.30

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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.