Home / 29,979.52-44,970-10,257.94

Finding the Fourth Proportional to 29,979.52, 44,970 and 10,257.94

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Solution

The fourth proportional to 29,979.52, 44,970 and 10,257.94 is: 15,387.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,979.52 : 44,970 = 10,257.94 : x
  2. Step 2: Convert to fraction form
    29,979.52/44,970 = 10,257.94/x
  3. Step 3: Cross multiply
    29,979.52x = 44,970 × 10,257.94
  4. Step 4: Simplify right side
    29,979.52x = 461,299,561.80
  5. Step 5: Solve for x
    x = 461,299,561.80/29,979.52
  6. Step 6: Final answer
    x = 15,387.16

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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.