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Finding the Fourth Proportional to 61,473.32, 84,832.36 and 34,618.48

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Solution

The fourth proportional to 61,473.32, 84,832.36 and 34,618.48 is: 47,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,473.32 : 84,832.36 = 34,618.48 : x
  2. Step 2: Convert to fraction form
    61,473.32/84,832.36 = 34,618.48/x
  3. Step 3: Cross multiply
    61,473.32x = 84,832.36 × 34,618.48
  4. Step 4: Simplify right side
    61,473.32x = 2,936,767,358.01
  5. Step 5: Solve for x
    x = 2,936,767,358.01/61,473.32
  6. Step 6: Final answer
    x = 47,773.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.