Home / 78,383.19-108,165.74-46,551.27

Finding the Fourth Proportional to 78,383.19, 108,165.74 and 46,551.27

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Solution

The fourth proportional to 78,383.19, 108,165.74 and 46,551.27 is: 64,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,383.19 : 108,165.74 = 46,551.27 : x
  2. Step 2: Convert to fraction form
    78,383.19/108,165.74 = 46,551.27/x
  3. Step 3: Cross multiply
    78,383.19x = 108,165.74 × 46,551.27
  4. Step 4: Simplify right side
    78,383.19x = 5,035,252,334.73
  5. Step 5: Solve for x
    x = 5,035,252,334.73/78,383.19
  6. Step 6: Final answer
    x = 64,238.93

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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.