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Finding the Fourth Proportional to 173,821.70, 261,049.35 and 152,048.90

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Solution

The fourth proportional to 173,821.70, 261,049.35 and 152,048.90 is: 228,350.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.70 : 261,049.35 = 152,048.90 : x
  2. Step 2: Convert to fraction form
    173,821.70/261,049.35 = 152,048.90/x
  3. Step 3: Cross multiply
    173,821.70x = 261,049.35 × 152,048.90
  4. Step 4: Simplify right side
    173,821.70x = 39,692,266,513.22
  5. Step 5: Solve for x
    x = 39,692,266,513.22/173,821.70
  6. Step 6: Final answer
    x = 228,350.47

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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.