Home / 196,197.08-294,470.56-91,075.28

Finding the Fourth Proportional to 196,197.08, 294,470.56 and 91,075.28

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Solution

The fourth proportional to 196,197.08, 294,470.56 and 91,075.28 is: 136,694.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,197.08 : 294,470.56 = 91,075.28 : x
  2. Step 2: Convert to fraction form
    196,197.08/294,470.56 = 91,075.28/x
  3. Step 3: Cross multiply
    196,197.08x = 294,470.56 × 91,075.28
  4. Step 4: Simplify right side
    196,197.08x = 26,818,988,703.76
  5. Step 5: Solve for x
    x = 26,818,988,703.76/196,197.08
  6. Step 6: Final answer
    x = 136,694.13

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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.