Home / 102,083.84-153,125.76-31,968.62

Finding the Fourth Proportional to 102,083.84, 153,125.76 and 31,968.62

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Solution

The fourth proportional to 102,083.84, 153,125.76 and 31,968.62 is: 47,952.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,083.84 : 153,125.76 = 31,968.62 : x
  2. Step 2: Convert to fraction form
    102,083.84/153,125.76 = 31,968.62/x
  3. Step 3: Cross multiply
    102,083.84x = 153,125.76 × 31,968.62
  4. Step 4: Simplify right side
    102,083.84x = 4,895,219,233.65
  5. Step 5: Solve for x
    x = 4,895,219,233.65/102,083.84
  6. Step 6: Final answer
    x = 47,952.93

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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.