Home / 178,846.80-246,830.04-107,266.20

Finding the Fourth Proportional to 178,846.80, 246,830.04 and 107,266.20

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Solution

The fourth proportional to 178,846.80, 246,830.04 and 107,266.20 is: 148,040.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,846.80 : 246,830.04 = 107,266.20 : x
  2. Step 2: Convert to fraction form
    178,846.80/246,830.04 = 107,266.20/x
  3. Step 3: Cross multiply
    178,846.80x = 246,830.04 × 107,266.20
  4. Step 4: Simplify right side
    178,846.80x = 26,476,520,436.65
  5. Step 5: Solve for x
    x = 26,476,520,436.65/178,846.80
  6. Step 6: Final answer
    x = 148,040.22

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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.