Home / 196,421.25-294,631.90-70,056.39

Finding the Fourth Proportional to 196,421.25, 294,631.90 and 70,056.39

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Solution

The fourth proportional to 196,421.25, 294,631.90 and 70,056.39 is: 105,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,421.25 : 294,631.90 = 70,056.39 : x
  2. Step 2: Convert to fraction form
    196,421.25/294,631.90 = 70,056.39/x
  3. Step 3: Cross multiply
    196,421.25x = 294,631.90 × 70,056.39
  4. Step 4: Simplify right side
    196,421.25x = 20,640,848,222.57
  5. Step 5: Solve for x
    x = 20,640,848,222.57/196,421.25
  6. Step 6: Final answer
    x = 105,084.60

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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.