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Finding the Fourth Proportional to 73,424.40, 102,932.40 and 73,424.40

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Solution

The fourth proportional to 73,424.40, 102,932.40 and 73,424.40 is: 102,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,424.40 : 102,932.40 = 73,424.40 : x
  2. Step 2: Convert to fraction form
    73,424.40/102,932.40 = 73,424.40/x
  3. Step 3: Cross multiply
    73,424.40x = 102,932.40 × 73,424.40
  4. Step 4: Simplify right side
    73,424.40x = 7,557,749,710.56
  5. Step 5: Solve for x
    x = 7,557,749,710.56/73,424.40
  6. Step 6: Final answer
    x = 102,932.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.