Home / 212,445.41-318,520.49-94,052.16

Finding the Fourth Proportional to 212,445.41, 318,520.49 and 94,052.16

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Solution

The fourth proportional to 212,445.41, 318,520.49 and 94,052.16 is: 141,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,445.41 : 318,520.49 = 94,052.16 : x
  2. Step 2: Convert to fraction form
    212,445.41/318,520.49 = 94,052.16/x
  3. Step 3: Cross multiply
    212,445.41x = 318,520.49 × 94,052.16
  4. Step 4: Simplify right side
    212,445.41x = 29,957,539,618.50
  5. Step 5: Solve for x
    x = 29,957,539,618.50/212,445.41
  6. Step 6: Final answer
    x = 141,012.89

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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.