Home / 238,095.47-328,586.52-157,383.02

Finding the Fourth Proportional to 238,095.47, 328,586.52 and 157,383.02

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Solution

The fourth proportional to 238,095.47, 328,586.52 and 157,383.02 is: 217,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,095.47 : 328,586.52 = 157,383.02 : x
  2. Step 2: Convert to fraction form
    238,095.47/328,586.52 = 157,383.02/x
  3. Step 3: Cross multiply
    238,095.47x = 328,586.52 × 157,383.02
  4. Step 4: Simplify right side
    238,095.47x = 51,713,938,848.89
  5. Step 5: Solve for x
    x = 51,713,938,848.89/238,095.47
  6. Step 6: Final answer
    x = 217,198.33

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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.