Home / 69,305.04-95,640.62-42,071.63

Finding the Fourth Proportional to 69,305.04, 95,640.62 and 42,071.63

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Solution

The fourth proportional to 69,305.04, 95,640.62 and 42,071.63 is: 58,058.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305.04 : 95,640.62 = 42,071.63 : x
  2. Step 2: Convert to fraction form
    69,305.04/95,640.62 = 42,071.63/x
  3. Step 3: Cross multiply
    69,305.04x = 95,640.62 × 42,071.63
  4. Step 4: Simplify right side
    69,305.04x = 4,023,756,089.05
  5. Step 5: Solve for x
    x = 4,023,756,089.05/69,305.04
  6. Step 6: Final answer
    x = 58,058.64

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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.