Home / 185,837.64-256,454.52-100,955.30

Finding the Fourth Proportional to 185,837.64, 256,454.52 and 100,955.30

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Solution

The fourth proportional to 185,837.64, 256,454.52 and 100,955.30 is: 139,317.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,837.64 : 256,454.52 = 100,955.30 : x
  2. Step 2: Convert to fraction form
    185,837.64/256,454.52 = 100,955.30/x
  3. Step 3: Cross multiply
    185,837.64x = 256,454.52 × 100,955.30
  4. Step 4: Simplify right side
    185,837.64x = 25,890,443,002.96
  5. Step 5: Solve for x
    x = 25,890,443,002.96/185,837.64
  6. Step 6: Final answer
    x = 139,317.54

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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.