Home / 212,564.46-318,627.99-94,291.50

Finding the Fourth Proportional to 212,564.46, 318,627.99 and 94,291.50

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Solution

The fourth proportional to 212,564.46, 318,627.99 and 94,291.50 is: 141,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,564.46 : 318,627.99 = 94,291.50 : x
  2. Step 2: Convert to fraction form
    212,564.46/318,627.99 = 94,291.50/x
  3. Step 3: Cross multiply
    212,564.46x = 318,627.99 × 94,291.50
  4. Step 4: Simplify right side
    212,564.46x = 30,043,911,119.09
  5. Step 5: Solve for x
    x = 30,043,911,119.09/212,564.46
  6. Step 6: Final answer
    x = 141,340.24

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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.