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Finding the Fourth Proportional to 173,682.13, 260,523.20 and 42,354.13

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Solution

The fourth proportional to 173,682.13, 260,523.20 and 42,354.13 is: 63,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,682.13 : 260,523.20 = 42,354.13 : x
  2. Step 2: Convert to fraction form
    173,682.13/260,523.20 = 42,354.13/x
  3. Step 3: Cross multiply
    173,682.13x = 260,523.20 × 42,354.13
  4. Step 4: Simplify right side
    173,682.13x = 11,034,233,480.82
  5. Step 5: Solve for x
    x = 11,034,233,480.82/173,682.13
  6. Step 6: Final answer
    x = 63,531.20

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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.