Home / 54,828.40-75,663.32-29,677.92

Finding the Fourth Proportional to 54,828.40, 75,663.32 and 29,677.92

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Solution

The fourth proportional to 54,828.40, 75,663.32 and 29,677.92 is: 40,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.40 : 75,663.32 = 29,677.92 : x
  2. Step 2: Convert to fraction form
    54,828.40/75,663.32 = 29,677.92/x
  3. Step 3: Cross multiply
    54,828.40x = 75,663.32 × 29,677.92
  4. Step 4: Simplify right side
    54,828.40x = 2,245,529,957.89
  5. Step 5: Solve for x
    x = 2,245,529,957.89/54,828.40
  6. Step 6: Final answer
    x = 40,955.60

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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.