Home / 238,935.44-358,153.14-89,115.50

Finding the Fourth Proportional to 238,935.44, 358,153.14 and 89,115.50

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Solution

The fourth proportional to 238,935.44, 358,153.14 and 89,115.50 is: 133,580.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,935.44 : 358,153.14 = 89,115.50 : x
  2. Step 2: Convert to fraction form
    238,935.44/358,153.14 = 89,115.50/x
  3. Step 3: Cross multiply
    238,935.44x = 358,153.14 × 89,115.50
  4. Step 4: Simplify right side
    238,935.44x = 31,916,996,147.67
  5. Step 5: Solve for x
    x = 31,916,996,147.67/238,935.44
  6. Step 6: Final answer
    x = 133,580.00

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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.