Home / 196,666.25-294,941.79-112,410.72

Finding the Fourth Proportional to 196,666.25, 294,941.79 and 112,410.72

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Solution

The fourth proportional to 196,666.25, 294,941.79 and 112,410.72 is: 168,583.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,666.25 : 294,941.79 = 112,410.72 : x
  2. Step 2: Convert to fraction form
    196,666.25/294,941.79 = 112,410.72/x
  3. Step 3: Cross multiply
    196,666.25x = 294,941.79 × 112,410.72
  4. Step 4: Simplify right side
    196,666.25x = 33,154,618,971.99
  5. Step 5: Solve for x
    x = 33,154,618,971.99/196,666.25
  6. Step 6: Final answer
    x = 168,583.17

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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.