Home / 181,818.64-272,743.47-55,487.26

Finding the Fourth Proportional to 181,818.64, 272,743.47 and 55,487.26

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Solution

The fourth proportional to 181,818.64, 272,743.47 and 55,487.26 is: 83,235.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,818.64 : 272,743.47 = 55,487.26 : x
  2. Step 2: Convert to fraction form
    181,818.64/272,743.47 = 55,487.26/x
  3. Step 3: Cross multiply
    181,818.64x = 272,743.47 × 55,487.26
  4. Step 4: Simplify right side
    181,818.64x = 15,133,787,833.19
  5. Step 5: Solve for x
    x = 15,133,787,833.19/181,818.64
  6. Step 6: Final answer
    x = 83,235.62

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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.