Home / 158,635.64-238,015.77-69,826.89

Finding the Fourth Proportional to 158,635.64, 238,015.77 and 69,826.89

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Solution

The fourth proportional to 158,635.64, 238,015.77 and 69,826.89 is: 104,767.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,635.64 : 238,015.77 = 69,826.89 : x
  2. Step 2: Convert to fraction form
    158,635.64/238,015.77 = 69,826.89/x
  3. Step 3: Cross multiply
    158,635.64x = 238,015.77 × 69,826.89
  4. Step 4: Simplify right side
    158,635.64x = 16,619,899,612.51
  5. Step 5: Solve for x
    x = 16,619,899,612.51/158,635.64
  6. Step 6: Final answer
    x = 104,767.75

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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.