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Finding the Fourth Proportional to 173,457.56, 260,203.74 and 47,099.72

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Solution

The fourth proportional to 173,457.56, 260,203.74 and 47,099.72 is: 70,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,457.56 : 260,203.74 = 47,099.72 : x
  2. Step 2: Convert to fraction form
    173,457.56/260,203.74 = 47,099.72/x
  3. Step 3: Cross multiply
    173,457.56x = 260,203.74 × 47,099.72
  4. Step 4: Simplify right side
    173,457.56x = 12,255,523,296.95
  5. Step 5: Solve for x
    x = 12,255,523,296.95/173,457.56
  6. Step 6: Final answer
    x = 70,654.30

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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.