Home / 114,064.12-157,418.22-66,314.44

Finding the Fourth Proportional to 114,064.12, 157,418.22 and 66,314.44

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Solution

The fourth proportional to 114,064.12, 157,418.22 and 66,314.44 is: 91,519.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,064.12 : 157,418.22 = 66,314.44 : x
  2. Step 2: Convert to fraction form
    114,064.12/157,418.22 = 66,314.44/x
  3. Step 3: Cross multiply
    114,064.12x = 157,418.22 × 66,314.44
  4. Step 4: Simplify right side
    114,064.12x = 10,439,101,105.10
  5. Step 5: Solve for x
    x = 10,439,101,105.10/114,064.12
  6. Step 6: Final answer
    x = 91,519.59

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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.