Home / 196,568.06-294,370.95-91,417.10

Finding the Fourth Proportional to 196,568.06, 294,370.95 and 91,417.10

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Solution

The fourth proportional to 196,568.06, 294,370.95 and 91,417.10 is: 136,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,568.06 : 294,370.95 = 91,417.10 : x
  2. Step 2: Convert to fraction form
    196,568.06/294,370.95 = 91,417.10/x
  3. Step 3: Cross multiply
    196,568.06x = 294,370.95 × 91,417.10
  4. Step 4: Simplify right side
    196,568.06x = 26,910,538,573.25
  5. Step 5: Solve for x
    x = 26,910,538,573.25/196,568.06
  6. Step 6: Final answer
    x = 136,901.89

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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.