Home / 196,417.36-271,057.80-111,536.32

Finding the Fourth Proportional to 196,417.36, 271,057.80 and 111,536.32

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Solution

The fourth proportional to 196,417.36, 271,057.80 and 111,536.32 is: 153,921.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,417.36 : 271,057.80 = 111,536.32 : x
  2. Step 2: Convert to fraction form
    196,417.36/271,057.80 = 111,536.32/x
  3. Step 3: Cross multiply
    196,417.36x = 271,057.80 × 111,536.32
  4. Step 4: Simplify right side
    196,417.36x = 30,232,789,519.30
  5. Step 5: Solve for x
    x = 30,232,789,519.30/196,417.36
  6. Step 6: Final answer
    x = 153,921.17

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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.