Home / 109,165.23-150,634.89-60,755.05

Finding the Fourth Proportional to 109,165.23, 150,634.89 and 60,755.05

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Solution

The fourth proportional to 109,165.23, 150,634.89 and 60,755.05 is: 83,834.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,165.23 : 150,634.89 = 60,755.05 : x
  2. Step 2: Convert to fraction form
    109,165.23/150,634.89 = 60,755.05/x
  3. Step 3: Cross multiply
    109,165.23x = 150,634.89 × 60,755.05
  4. Step 4: Simplify right side
    109,165.23x = 9,151,829,614.67
  5. Step 5: Solve for x
    x = 9,151,829,614.67/109,165.23
  6. Step 6: Final answer
    x = 83,834.66

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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.