Home / 181,117.34-271,721.87-127,913.25

Finding the Fourth Proportional to 181,117.34, 271,721.87 and 127,913.25

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Solution

The fourth proportional to 181,117.34, 271,721.87 and 127,913.25 is: 191,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,117.34 : 271,721.87 = 127,913.25 : x
  2. Step 2: Convert to fraction form
    181,117.34/271,721.87 = 127,913.25/x
  3. Step 3: Cross multiply
    181,117.34x = 271,721.87 × 127,913.25
  4. Step 4: Simplify right side
    181,117.34x = 34,756,827,807.56
  5. Step 5: Solve for x
    x = 34,756,827,807.56/181,117.34
  6. Step 6: Final answer
    x = 191,902.26

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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.