Home / 69,890.77-96,445.92-38,059.48

Finding the Fourth Proportional to 69,890.77, 96,445.92 and 38,059.48

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Solution

The fourth proportional to 69,890.77, 96,445.92 and 38,059.48 is: 52,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,890.77 : 96,445.92 = 38,059.48 : x
  2. Step 2: Convert to fraction form
    69,890.77/96,445.92 = 38,059.48/x
  3. Step 3: Cross multiply
    69,890.77x = 96,445.92 × 38,059.48
  4. Step 4: Simplify right side
    69,890.77x = 3,670,681,563.32
  5. Step 5: Solve for x
    x = 3,670,681,563.32/69,890.77
  6. Step 6: Final answer
    x = 52,520.26

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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.