Home / 54,769.47-75,576.20-40,436.93

Finding the Fourth Proportional to 54,769.47, 75,576.20 and 40,436.93

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Solution

The fourth proportional to 54,769.47, 75,576.20 and 40,436.93 is: 55,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,769.47 : 75,576.20 = 40,436.93 : x
  2. Step 2: Convert to fraction form
    54,769.47/75,576.20 = 40,436.93/x
  3. Step 3: Cross multiply
    54,769.47x = 75,576.20 × 40,436.93
  4. Step 4: Simplify right side
    54,769.47x = 3,056,068,929.00
  5. Step 5: Solve for x
    x = 3,056,068,929.00/54,769.47
  6. Step 6: Final answer
    x = 55,798.77

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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.