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Finding the Fourth Proportional to 73,435.94, 101,342.20 and 39,901.94

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Solution

The fourth proportional to 73,435.94, 101,342.20 and 39,901.94 is: 55,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,435.94 : 101,342.20 = 39,901.94 : x
  2. Step 2: Convert to fraction form
    73,435.94/101,342.20 = 39,901.94/x
  3. Step 3: Cross multiply
    73,435.94x = 101,342.20 × 39,901.94
  4. Step 4: Simplify right side
    73,435.94x = 4,043,750,383.87
  5. Step 5: Solve for x
    x = 4,043,750,383.87/73,435.94
  6. Step 6: Final answer
    x = 55,065.00

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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.