Home / 185,633.29-256,174.07-100,750.36

Finding the Fourth Proportional to 185,633.29, 256,174.07 and 100,750.36

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Solution

The fourth proportional to 185,633.29, 256,174.07 and 100,750.36 is: 139,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,633.29 : 256,174.07 = 100,750.36 : x
  2. Step 2: Convert to fraction form
    185,633.29/256,174.07 = 100,750.36/x
  3. Step 3: Cross multiply
    185,633.29x = 256,174.07 × 100,750.36
  4. Step 4: Simplify right side
    185,633.29x = 25,809,629,775.17
  5. Step 5: Solve for x
    x = 25,809,629,775.17/185,633.29
  6. Step 6: Final answer
    x = 139,035.57

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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.