Home / 82,454.40-113,792.58-46,645.92

Finding the Fourth Proportional to 82,454.40, 113,792.58 and 46,645.92

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Solution

The fourth proportional to 82,454.40, 113,792.58 and 46,645.92 is: 64,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,454.40 : 113,792.58 = 46,645.92 : x
  2. Step 2: Convert to fraction form
    82,454.40/113,792.58 = 46,645.92/x
  3. Step 3: Cross multiply
    82,454.40x = 113,792.58 × 46,645.92
  4. Step 4: Simplify right side
    82,454.40x = 5,307,959,583.27
  5. Step 5: Solve for x
    x = 5,307,959,583.27/82,454.40
  6. Step 6: Final answer
    x = 64,374.49

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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.