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Finding the Fourth Proportional to 98,932.92, 148,448.10 and 46,333.32

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Solution

The fourth proportional to 98,932.92, 148,448.10 and 46,333.32 is: 69,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,932.92 : 148,448.10 = 46,333.32 : x
  2. Step 2: Convert to fraction form
    98,932.92/148,448.10 = 46,333.32/x
  3. Step 3: Cross multiply
    98,932.92x = 148,448.10 × 46,333.32
  4. Step 4: Simplify right side
    98,932.92x = 6,878,093,320.69
  5. Step 5: Solve for x
    x = 6,878,093,320.69/98,932.92
  6. Step 6: Final answer
    x = 69,522.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.