Home / 196,435.21-294,674.55-70,104.91

Finding the Fourth Proportional to 196,435.21, 294,674.55 and 70,104.91

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Solution

The fourth proportional to 196,435.21, 294,674.55 and 70,104.91 is: 105,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,435.21 : 294,674.55 = 70,104.91 : x
  2. Step 2: Convert to fraction form
    196,435.21/294,674.55 = 70,104.91/x
  3. Step 3: Cross multiply
    196,435.21x = 294,674.55 × 70,104.91
  4. Step 4: Simplify right side
    196,435.21x = 20,658,132,807.04
  5. Step 5: Solve for x
    x = 20,658,132,807.04/196,435.21
  6. Step 6: Final answer
    x = 105,165.12

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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.