Home / 185,826.52-256,433.34-105,258.52

Finding the Fourth Proportional to 185,826.52, 256,433.34 and 105,258.52

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Solution

The fourth proportional to 185,826.52, 256,433.34 and 105,258.52 is: 145,252.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,826.52 : 256,433.34 = 105,258.52 : x
  2. Step 2: Convert to fraction form
    185,826.52/256,433.34 = 105,258.52/x
  3. Step 3: Cross multiply
    185,826.52x = 256,433.34 × 105,258.52
  4. Step 4: Simplify right side
    185,826.52x = 26,991,793,847.06
  5. Step 5: Solve for x
    x = 26,991,793,847.06/185,826.52
  6. Step 6: Final answer
    x = 145,252.65

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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.