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Finding the Fourth Proportional to 109,365.75, 150,924.74 and 59,064.75

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Solution

The fourth proportional to 109,365.75, 150,924.74 and 59,064.75 is: 81,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,365.75 : 150,924.74 = 59,064.75 : x
  2. Step 2: Convert to fraction form
    109,365.75/150,924.74 = 59,064.75/x
  3. Step 3: Cross multiply
    109,365.75x = 150,924.74 × 59,064.75
  4. Step 4: Simplify right side
    109,365.75x = 8,914,331,741.59
  5. Step 5: Solve for x
    x = 8,914,331,741.59/109,365.75
  6. Step 6: Final answer
    x = 81,509.36

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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.