Home / 197,246.36-272,185.26-112,346.84

Finding the Fourth Proportional to 197,246.36, 272,185.26 and 112,346.84

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Solution

The fourth proportional to 197,246.36, 272,185.26 and 112,346.84 is: 155,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,246.36 : 272,185.26 = 112,346.84 : x
  2. Step 2: Convert to fraction form
    197,246.36/272,185.26 = 112,346.84/x
  3. Step 3: Cross multiply
    197,246.36x = 272,185.26 × 112,346.84
  4. Step 4: Simplify right side
    197,246.36x = 30,579,153,855.58
  5. Step 5: Solve for x
    x = 30,579,153,855.58/197,246.36
  6. Step 6: Final answer
    x = 155,030.26

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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.