Home / 196,423.04-271,063.84-106,999.04

Finding the Fourth Proportional to 196,423.04, 271,063.84 and 106,999.04

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Solution

The fourth proportional to 196,423.04, 271,063.84 and 106,999.04 is: 147,658.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,423.04 : 271,063.84 = 106,999.04 : x
  2. Step 2: Convert to fraction form
    196,423.04/271,063.84 = 106,999.04/x
  3. Step 3: Cross multiply
    196,423.04x = 271,063.84 × 106,999.04
  4. Step 4: Simplify right side
    196,423.04x = 29,003,570,658.71
  5. Step 5: Solve for x
    x = 29,003,570,658.71/196,423.04
  6. Step 6: Final answer
    x = 147,658.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.