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Finding the Fourth Proportional to 107,072.94, 147,754.44 and 59,323.44

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Solution

The fourth proportional to 107,072.94, 147,754.44 and 59,323.44 is: 81,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,072.94 : 147,754.44 = 59,323.44 : x
  2. Step 2: Convert to fraction form
    107,072.94/147,754.44 = 59,323.44/x
  3. Step 3: Cross multiply
    107,072.94x = 147,754.44 × 59,323.44
  4. Step 4: Simplify right side
    107,072.94x = 8,765,301,656.07
  5. Step 5: Solve for x
    x = 8,765,301,656.07/107,072.94
  6. Step 6: Final answer
    x = 81,862.90

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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.