Home / 69,619.57-96,124.94-42,798.04

Finding the Fourth Proportional to 69,619.57, 96,124.94 and 42,798.04

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Solution

The fourth proportional to 69,619.57, 96,124.94 and 42,798.04 is: 59,091.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619.57 : 96,124.94 = 42,798.04 : x
  2. Step 2: Convert to fraction form
    69,619.57/96,124.94 = 42,798.04/x
  3. Step 3: Cross multiply
    69,619.57x = 96,124.94 × 42,798.04
  4. Step 4: Simplify right side
    69,619.57x = 4,113,959,027.12
  5. Step 5: Solve for x
    x = 4,113,959,027.12/69,619.57
  6. Step 6: Final answer
    x = 59,091.99

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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.