Home / 196,515.16-294,835.06-70,152.64

Finding the Fourth Proportional to 196,515.16, 294,835.06 and 70,152.64

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Solution

The fourth proportional to 196,515.16, 294,835.06 and 70,152.64 is: 105,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,515.16 : 294,835.06 = 70,152.64 : x
  2. Step 2: Convert to fraction form
    196,515.16/294,835.06 = 70,152.64/x
  3. Step 3: Cross multiply
    196,515.16x = 294,835.06 × 70,152.64
  4. Step 4: Simplify right side
    196,515.16x = 20,683,457,823.56
  5. Step 5: Solve for x
    x = 20,683,457,823.56/196,515.16
  6. Step 6: Final answer
    x = 105,251.21

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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.