Home / 238,358.16-328,587.84-166,515.21

Finding the Fourth Proportional to 238,358.16, 328,587.84 and 166,515.21

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Solution

The fourth proportional to 238,358.16, 328,587.84 and 166,515.21 is: 229,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,358.16 : 328,587.84 = 166,515.21 : x
  2. Step 2: Convert to fraction form
    238,358.16/328,587.84 = 166,515.21/x
  3. Step 3: Cross multiply
    238,358.16x = 328,587.84 × 166,515.21
  4. Step 4: Simplify right side
    238,358.16x = 54,714,873,181.05
  5. Step 5: Solve for x
    x = 54,714,873,181.05/238,358.16
  6. Step 6: Final answer
    x = 229,548.98

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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.