Home / 185,949.36-256,610.16-101,066.40

Finding the Fourth Proportional to 185,949.36, 256,610.16 and 101,066.40

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Solution

The fourth proportional to 185,949.36, 256,610.16 and 101,066.40 is: 139,471.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,949.36 : 256,610.16 = 101,066.40 : x
  2. Step 2: Convert to fraction form
    185,949.36/256,610.16 = 101,066.40/x
  3. Step 3: Cross multiply
    185,949.36x = 256,610.16 × 101,066.40
  4. Step 4: Simplify right side
    185,949.36x = 25,934,665,074.62
  5. Step 5: Solve for x
    x = 25,934,665,074.62/185,949.36
  6. Step 6: Final answer
    x = 139,471.66

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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.