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Finding the Fourth Proportional to 164,878.44, 247,234.48 and 117,466.44

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Solution

The fourth proportional to 164,878.44, 247,234.48 and 117,466.44 is: 176,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,878.44 : 247,234.48 = 117,466.44 : x
  2. Step 2: Convert to fraction form
    164,878.44/247,234.48 = 117,466.44/x
  3. Step 3: Cross multiply
    164,878.44x = 247,234.48 × 117,466.44
  4. Step 4: Simplify right side
    164,878.44x = 29,041,754,210.85
  5. Step 5: Solve for x
    x = 29,041,754,210.85/164,878.44
  6. Step 6: Final answer
    x = 176,140.40

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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.