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Finding the Fourth Proportional to 238,653.83, 357,972.63 and 61,162.58

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Solution

The fourth proportional to 238,653.83, 357,972.63 and 61,162.58 is: 91,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,653.83 : 357,972.63 = 61,162.58 : x
  2. Step 2: Convert to fraction form
    238,653.83/357,972.63 = 61,162.58/x
  3. Step 3: Cross multiply
    238,653.83x = 357,972.63 × 61,162.58
  4. Step 4: Simplify right side
    238,653.83x = 21,894,527,830.32
  5. Step 5: Solve for x
    x = 21,894,527,830.32/238,653.83
  6. Step 6: Final answer
    x = 91,741.78

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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.