Home / 197,448.84-272,472.66-112,593.24

Finding the Fourth Proportional to 197,448.84, 272,472.66 and 112,593.24

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Solution

The fourth proportional to 197,448.84, 272,472.66 and 112,593.24 is: 155,374.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,448.84 : 272,472.66 = 112,593.24 : x
  2. Step 2: Convert to fraction form
    197,448.84/272,472.66 = 112,593.24/x
  3. Step 3: Cross multiply
    197,448.84x = 272,472.66 × 112,593.24
  4. Step 4: Simplify right side
    197,448.84x = 30,678,579,600.82
  5. Step 5: Solve for x
    x = 30,678,579,600.82/197,448.84
  6. Step 6: Final answer
    x = 155,374.83

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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.