Home / 145,114.66-200,232.57-88,544.26

Finding the Fourth Proportional to 145,114.66, 200,232.57 and 88,544.26

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Solution

The fourth proportional to 145,114.66, 200,232.57 and 88,544.26 is: 122,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,114.66 : 200,232.57 = 88,544.26 : x
  2. Step 2: Convert to fraction form
    145,114.66/200,232.57 = 88,544.26/x
  3. Step 3: Cross multiply
    145,114.66x = 200,232.57 × 88,544.26
  4. Step 4: Simplify right side
    145,114.66x = 17,729,444,738.55
  5. Step 5: Solve for x
    x = 17,729,444,738.55/145,114.66
  6. Step 6: Final answer
    x = 122,175.42

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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.