Home / 135,321.24-186,656.22-92,903.16

Finding the Fourth Proportional to 135,321.24, 186,656.22 and 92,903.16

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Solution

The fourth proportional to 135,321.24, 186,656.22 and 92,903.16 is: 128,146.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,321.24 : 186,656.22 = 92,903.16 : x
  2. Step 2: Convert to fraction form
    135,321.24/186,656.22 = 92,903.16/x
  3. Step 3: Cross multiply
    135,321.24x = 186,656.22 × 92,903.16
  4. Step 4: Simplify right side
    135,321.24x = 17,340,952,671.66
  5. Step 5: Solve for x
    x = 17,340,952,671.66/135,321.24
  6. Step 6: Final answer
    x = 128,146.57

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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.