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Finding the Fourth Proportional to 35,495.97, 48,985.36 and 19,363.55

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Solution

The fourth proportional to 35,495.97, 48,985.36 and 19,363.55 is: 26,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,495.97 : 48,985.36 = 19,363.55 : x
  2. Step 2: Convert to fraction form
    35,495.97/48,985.36 = 19,363.55/x
  3. Step 3: Cross multiply
    35,495.97x = 48,985.36 × 19,363.55
  4. Step 4: Simplify right side
    35,495.97x = 948,530,541.68
  5. Step 5: Solve for x
    x = 948,530,541.68/35,495.97
  6. Step 6: Final answer
    x = 26,722.21

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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.