Home / 197,118.36-271,955.88-112,214.16

Finding the Fourth Proportional to 197,118.36, 271,955.88 and 112,214.16

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Solution

The fourth proportional to 197,118.36, 271,955.88 and 112,214.16 is: 154,817.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,118.36 : 271,955.88 = 112,214.16 : x
  2. Step 2: Convert to fraction form
    197,118.36/271,955.88 = 112,214.16/x
  3. Step 3: Cross multiply
    197,118.36x = 271,955.88 × 112,214.16
  4. Step 4: Simplify right side
    197,118.36x = 30,517,300,631.26
  5. Step 5: Solve for x
    x = 30,517,300,631.26/197,118.36
  6. Step 6: Final answer
    x = 154,817.14

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1.5x scale

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.