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Finding the Fourth Proportional to 170,653.98, 255,971.41 and 52,325.00

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Solution

The fourth proportional to 170,653.98, 255,971.41 and 52,325.00 is: 78,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,653.98 : 255,971.41 = 52,325.00 : x
  2. Step 2: Convert to fraction form
    170,653.98/255,971.41 = 52,325.00/x
  3. Step 3: Cross multiply
    170,653.98x = 255,971.41 × 52,325.00
  4. Step 4: Simplify right side
    170,653.98x = 13,393,703,577.47
  5. Step 5: Solve for x
    x = 13,393,703,577.47/170,653.98
  6. Step 6: Final answer
    x = 78,484.56

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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.