Home / 69,840.17-96,377.59-38,008.39

Finding the Fourth Proportional to 69,840.17, 96,377.59 and 38,008.39

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Solution

The fourth proportional to 69,840.17, 96,377.59 and 38,008.39 is: 52,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,840.17 : 96,377.59 = 38,008.39 : x
  2. Step 2: Convert to fraction form
    69,840.17/96,377.59 = 38,008.39/x
  3. Step 3: Cross multiply
    69,840.17x = 96,377.59 × 38,008.39
  4. Step 4: Simplify right side
    69,840.17x = 3,663,157,027.98
  5. Step 5: Solve for x
    x = 3,663,157,027.98/69,840.17
  6. Step 6: Final answer
    x = 52,450.57

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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.