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Finding the Fourth Proportional to 173,343.30, 260,101.35 and 98,520.90

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Solution

The fourth proportional to 173,343.30, 260,101.35 and 98,520.90 is: 147,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,343.30 : 260,101.35 = 98,520.90 : x
  2. Step 2: Convert to fraction form
    173,343.30/260,101.35 = 98,520.90/x
  3. Step 3: Cross multiply
    173,343.30x = 260,101.35 × 98,520.90
  4. Step 4: Simplify right side
    173,343.30x = 25,625,419,093.22
  5. Step 5: Solve for x
    x = 25,625,419,093.22/173,343.30
  6. Step 6: Final answer
    x = 147,830.46

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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.