Home / 196,569.81-294,373.58-91,418.85

Finding the Fourth Proportional to 196,569.81, 294,373.58 and 91,418.85

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Solution

The fourth proportional to 196,569.81, 294,373.58 and 91,418.85 is: 136,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,569.81 : 294,373.58 = 91,418.85 : x
  2. Step 2: Convert to fraction form
    196,569.81/294,373.58 = 91,418.85/x
  3. Step 3: Cross multiply
    196,569.81x = 294,373.58 × 91,418.85
  4. Step 4: Simplify right side
    196,569.81x = 26,911,293,696.89
  5. Step 5: Solve for x
    x = 26,911,293,696.89/196,569.81
  6. Step 6: Final answer
    x = 136,904.51

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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.