Home / 248,423.40-342,795.72-140,972.04

Finding the Fourth Proportional to 248,423.40, 342,795.72 and 140,972.04

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Solution

The fourth proportional to 248,423.40, 342,795.72 and 140,972.04 is: 194,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,423.40 : 342,795.72 = 140,972.04 : x
  2. Step 2: Convert to fraction form
    248,423.40/342,795.72 = 140,972.04/x
  3. Step 3: Cross multiply
    248,423.40x = 342,795.72 × 140,972.04
  4. Step 4: Simplify right side
    248,423.40x = 48,324,611,951.67
  5. Step 5: Solve for x
    x = 48,324,611,951.67/248,423.40
  6. Step 6: Final answer
    x = 194,525.20

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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.