Home / 106,896.48-147,477.36-82,374.52

Finding the Fourth Proportional to 106,896.48, 147,477.36 and 82,374.52

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Solution

The fourth proportional to 106,896.48, 147,477.36 and 82,374.52 is: 113,646.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,896.48 : 147,477.36 = 82,374.52 : x
  2. Step 2: Convert to fraction form
    106,896.48/147,477.36 = 82,374.52/x
  3. Step 3: Cross multiply
    106,896.48x = 147,477.36 × 82,374.52
  4. Step 4: Simplify right side
    106,896.48x = 12,148,376,740.87
  5. Step 5: Solve for x
    x = 12,148,376,740.87/106,896.48
  6. Step 6: Final answer
    x = 113,646.18

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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.