Home / 69,104.91-95,356.95-38,889.45

Finding the Fourth Proportional to 69,104.91, 95,356.95 and 38,889.45

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Solution

The fourth proportional to 69,104.91, 95,356.95 and 38,889.45 is: 53,663.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,104.91 : 95,356.95 = 38,889.45 : x
  2. Step 2: Convert to fraction form
    69,104.91/95,356.95 = 38,889.45/x
  3. Step 3: Cross multiply
    69,104.91x = 95,356.95 × 38,889.45
  4. Step 4: Simplify right side
    69,104.91x = 3,708,379,193.34
  5. Step 5: Solve for x
    x = 3,708,379,193.34/69,104.91
  6. Step 6: Final answer
    x = 53,663.03

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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.