Home / 212,432.04-318,573.78-62,632.56

Finding the Fourth Proportional to 212,432.04, 318,573.78 and 62,632.56

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Solution

The fourth proportional to 212,432.04, 318,573.78 and 62,632.56 is: 93,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,432.04 : 318,573.78 = 62,632.56 : x
  2. Step 2: Convert to fraction form
    212,432.04/318,573.78 = 62,632.56/x
  3. Step 3: Cross multiply
    212,432.04x = 318,573.78 × 62,632.56
  4. Step 4: Simplify right side
    212,432.04x = 19,953,091,390.28
  5. Step 5: Solve for x
    x = 19,953,091,390.28/212,432.04
  6. Step 6: Final answer
    x = 93,926.94

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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.