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Finding the Fourth Proportional to 35,003.50, 48,303.07 and 19,894.16

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Solution

The fourth proportional to 35,003.50, 48,303.07 and 19,894.16 is: 27,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,003.50 : 48,303.07 = 19,894.16 : x
  2. Step 2: Convert to fraction form
    35,003.50/48,303.07 = 19,894.16/x
  3. Step 3: Cross multiply
    35,003.50x = 48,303.07 × 19,894.16
  4. Step 4: Simplify right side
    35,003.50x = 960,949,003.07
  5. Step 5: Solve for x
    x = 960,949,003.07/35,003.50
  6. Step 6: Final answer
    x = 27,452.94

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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.