Home / 48,490.92-66,916.09-29,382.01

Finding the Fourth Proportional to 48,490.92, 66,916.09 and 29,382.01

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Solution

The fourth proportional to 48,490.92, 66,916.09 and 29,382.01 is: 40,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,490.92 : 66,916.09 = 29,382.01 : x
  2. Step 2: Convert to fraction form
    48,490.92/66,916.09 = 29,382.01/x
  3. Step 3: Cross multiply
    48,490.92x = 66,916.09 × 29,382.01
  4. Step 4: Simplify right side
    48,490.92x = 1,966,129,094.98
  5. Step 5: Solve for x
    x = 1,966,129,094.98/48,490.92
  6. Step 6: Final answer
    x = 40,546.34

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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.