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Finding the Fourth Proportional to 171,347.20, 256,956.88 and 58,995.68

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Solution

The fourth proportional to 171,347.20, 256,956.88 and 58,995.68 is: 88,471.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,347.20 : 256,956.88 = 58,995.68 : x
  2. Step 2: Convert to fraction form
    171,347.20/256,956.88 = 58,995.68/x
  3. Step 3: Cross multiply
    171,347.20x = 256,956.88 × 58,995.68
  4. Step 4: Simplify right side
    171,347.20x = 15,159,345,866.28
  5. Step 5: Solve for x
    x = 15,159,345,866.28/171,347.20
  6. Step 6: Final answer
    x = 88,471.51

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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.