Home / 155,942.06-233,794.15-129,205.98

Finding the Fourth Proportional to 155,942.06, 233,794.15 and 129,205.98

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Solution

The fourth proportional to 155,942.06, 233,794.15 and 129,205.98 is: 193,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,942.06 : 233,794.15 = 129,205.98 : x
  2. Step 2: Convert to fraction form
    155,942.06/233,794.15 = 129,205.98/x
  3. Step 3: Cross multiply
    155,942.06x = 233,794.15 × 129,205.98
  4. Step 4: Simplify right side
    155,942.06x = 30,207,601,946.00
  5. Step 5: Solve for x
    x = 30,207,601,946.00/155,942.06
  6. Step 6: Final answer
    x = 193,710.43

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1.5x scale

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.