Home / 185,961.13-256,627.26-101,078.14

Finding the Fourth Proportional to 185,961.13, 256,627.26 and 101,078.14

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Solution

The fourth proportional to 185,961.13, 256,627.26 and 101,078.14 is: 139,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,961.13 : 256,627.26 = 101,078.14 : x
  2. Step 2: Convert to fraction form
    185,961.13/256,627.26 = 101,078.14/x
  3. Step 3: Cross multiply
    185,961.13x = 256,627.26 × 101,078.14
  4. Step 4: Simplify right side
    185,961.13x = 25,939,406,114.10
  5. Step 5: Solve for x
    x = 25,939,406,114.10/185,961.13
  6. Step 6: Final answer
    x = 139,488.32

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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.