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Finding the Fourth Proportional to 46,713.09, 70,062.09 and 13,425.55

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Solution

The fourth proportional to 46,713.09, 70,062.09 and 13,425.55 is: 20,136.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,713.09 : 70,062.09 = 13,425.55 : x
  2. Step 2: Convert to fraction form
    46,713.09/70,062.09 = 13,425.55/x
  3. Step 3: Cross multiply
    46,713.09x = 70,062.09 × 13,425.55
  4. Step 4: Simplify right side
    46,713.09x = 940,622,092.40
  5. Step 5: Solve for x
    x = 940,622,092.40/46,713.09
  6. Step 6: Final answer
    x = 20,136.16

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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.