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Finding the Fourth Proportional to 68,136.51, 94,027.63 and 37,921.32

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Solution

The fourth proportional to 68,136.51, 94,027.63 and 37,921.32 is: 52,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,136.51 : 94,027.63 = 37,921.32 : x
  2. Step 2: Convert to fraction form
    68,136.51/94,027.63 = 37,921.32/x
  3. Step 3: Cross multiply
    68,136.51x = 94,027.63 × 37,921.32
  4. Step 4: Simplify right side
    68,136.51x = 3,565,651,846.07
  5. Step 5: Solve for x
    x = 3,565,651,846.07/68,136.51
  6. Step 6: Final answer
    x = 52,331.00

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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.