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Finding the Fourth Proportional to 173,491.32, 260,059.70 and 98,452.98

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Solution

The fourth proportional to 173,491.32, 260,059.70 and 98,452.98 is: 147,578.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,491.32 : 260,059.70 = 98,452.98 : x
  2. Step 2: Convert to fraction form
    173,491.32/260,059.70 = 98,452.98/x
  3. Step 3: Cross multiply
    173,491.32x = 260,059.70 × 98,452.98
  4. Step 4: Simplify right side
    173,491.32x = 25,603,652,442.91
  5. Step 5: Solve for x
    x = 25,603,652,442.91/173,491.32
  6. Step 6: Final answer
    x = 147,578.87

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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.