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Finding the Fourth Proportional to 171,041.50, 256,562.26 and 52,712.86

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Solution

The fourth proportional to 171,041.50, 256,562.26 and 52,712.86 is: 79,069.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,041.50 : 256,562.26 = 52,712.86 : x
  2. Step 2: Convert to fraction form
    171,041.50/256,562.26 = 52,712.86/x
  3. Step 3: Cross multiply
    171,041.50x = 256,562.26 × 52,712.86
  4. Step 4: Simplify right side
    171,041.50x = 13,524,130,492.66
  5. Step 5: Solve for x
    x = 13,524,130,492.66/171,041.50
  6. Step 6: Final answer
    x = 79,069.29

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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.