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Finding the Fourth Proportional to 30,723.35, 46,102.93 and 12,952.93

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Solution

The fourth proportional to 30,723.35, 46,102.93 and 12,952.93 is: 19,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,723.35 : 46,102.93 = 12,952.93 : x
  2. Step 2: Convert to fraction form
    30,723.35/46,102.93 = 12,952.93/x
  3. Step 3: Cross multiply
    30,723.35x = 46,102.93 × 12,952.93
  4. Step 4: Simplify right side
    30,723.35x = 597,167,860.47
  5. Step 5: Solve for x
    x = 597,167,860.47/30,723.35
  6. Step 6: Final answer
    x = 19,436.94

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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.