Home / 170,953.20-256,454.10-52,634.16

Finding the Fourth Proportional to 170,953.20, 256,454.10 and 52,634.16

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Solution

The fourth proportional to 170,953.20, 256,454.10 and 52,634.16 is: 78,958.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,953.20 : 256,454.10 = 52,634.16 : x
  2. Step 2: Convert to fraction form
    170,953.20/256,454.10 = 52,634.16/x
  3. Step 3: Cross multiply
    170,953.20x = 256,454.10 × 52,634.16
  4. Step 4: Simplify right side
    170,953.20x = 13,498,246,132.06
  5. Step 5: Solve for x
    x = 13,498,246,132.06/170,953.20
  6. Step 6: Final answer
    x = 78,958.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.