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Finding the Fourth Proportional to 35,979.84, 53,993.11 and 16,258.57

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Solution

The fourth proportional to 35,979.84, 53,993.11 and 16,258.57 is: 24,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.84 : 53,993.11 = 16,258.57 : x
  2. Step 2: Convert to fraction form
    35,979.84/53,993.11 = 16,258.57/x
  3. Step 3: Cross multiply
    35,979.84x = 53,993.11 × 16,258.57
  4. Step 4: Simplify right side
    35,979.84x = 877,850,488.49
  5. Step 5: Solve for x
    x = 877,850,488.49/35,979.84
  6. Step 6: Final answer
    x = 24,398.40

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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.