Home / 69,364.01-95,724.26-42,130.90

Finding the Fourth Proportional to 69,364.01, 95,724.26 and 42,130.90

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Solution

The fourth proportional to 69,364.01, 95,724.26 and 42,130.90 is: 58,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,364.01 : 95,724.26 = 42,130.90 : x
  2. Step 2: Convert to fraction form
    69,364.01/95,724.26 = 42,130.90/x
  3. Step 3: Cross multiply
    69,364.01x = 95,724.26 × 42,130.90
  4. Step 4: Simplify right side
    69,364.01x = 4,032,949,091.65
  5. Step 5: Solve for x
    x = 4,032,949,091.65/69,364.01
  6. Step 6: Final answer
    x = 58,141.81

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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.