Home / 92,288.97-138,433.59-52,818.21

Finding the Fourth Proportional to 92,288.97, 138,433.59 and 52,818.21

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Solution

The fourth proportional to 92,288.97, 138,433.59 and 52,818.21 is: 79,227.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,288.97 : 138,433.59 = 52,818.21 : x
  2. Step 2: Convert to fraction form
    92,288.97/138,433.59 = 52,818.21/x
  3. Step 3: Cross multiply
    92,288.97x = 138,433.59 × 52,818.21
  4. Step 4: Simplify right side
    92,288.97x = 7,311,814,427.67
  5. Step 5: Solve for x
    x = 7,311,814,427.67/92,288.97
  6. Step 6: Final answer
    x = 79,227.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.