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Finding the Fourth Proportional to 52,498.08, 78,755.04 and 16,947.50

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Solution

The fourth proportional to 52,498.08, 78,755.04 and 16,947.50 is: 25,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,498.08 : 78,755.04 = 16,947.50 : x
  2. Step 2: Convert to fraction form
    52,498.08/78,755.04 = 16,947.50/x
  3. Step 3: Cross multiply
    52,498.08x = 78,755.04 × 16,947.50
  4. Step 4: Simplify right side
    52,498.08x = 1,334,701,040.40
  5. Step 5: Solve for x
    x = 1,334,701,040.40/52,498.08
  6. Step 6: Final answer
    x = 25,423.81

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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.