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Finding the Fourth Proportional to 69,933.78, 96,443.46 and 46,018.94

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Solution

The fourth proportional to 69,933.78, 96,443.46 and 46,018.94 is: 63,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,933.78 : 96,443.46 = 46,018.94 : x
  2. Step 2: Convert to fraction form
    69,933.78/96,443.46 = 46,018.94/x
  3. Step 3: Cross multiply
    69,933.78x = 96,443.46 × 46,018.94
  4. Step 4: Simplify right side
    69,933.78x = 4,438,225,316.92
  5. Step 5: Solve for x
    x = 4,438,225,316.92/69,933.78
  6. Step 6: Final answer
    x = 63,463.26

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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.