Home / 54,672.48-81,957.36-49,803.04

Finding the Fourth Proportional to 54,672.48, 81,957.36 and 49,803.04

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Solution

The fourth proportional to 54,672.48, 81,957.36 and 49,803.04 is: 74,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,672.48 : 81,957.36 = 49,803.04 : x
  2. Step 2: Convert to fraction form
    54,672.48/81,957.36 = 49,803.04/x
  3. Step 3: Cross multiply
    54,672.48x = 81,957.36 × 49,803.04
  4. Step 4: Simplify right side
    54,672.48x = 4,081,725,678.37
  5. Step 5: Solve for x
    x = 4,081,725,678.37/54,672.48
  6. Step 6: Final answer
    x = 74,657.77

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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.