Home / 109,327.26-150,966.66-84,083.82

Finding the Fourth Proportional to 109,327.26, 150,966.66 and 84,083.82

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Solution

The fourth proportional to 109,327.26, 150,966.66 and 84,083.82 is: 116,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,327.26 : 150,966.66 = 84,083.82 : x
  2. Step 2: Convert to fraction form
    109,327.26/150,966.66 = 84,083.82/x
  3. Step 3: Cross multiply
    109,327.26x = 150,966.66 × 84,083.82
  4. Step 4: Simplify right side
    109,327.26x = 12,693,853,465.44
  5. Step 5: Solve for x
    x = 12,693,853,465.44/109,327.26
  6. Step 6: Final answer
    x = 116,108.77

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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.