Home / 141,636.21-212,381.10-41,783.67

Finding the Fourth Proportional to 141,636.21, 212,381.10 and 41,783.67

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Solution

The fourth proportional to 141,636.21, 212,381.10 and 41,783.67 is: 62,653.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,636.21 : 212,381.10 = 41,783.67 : x
  2. Step 2: Convert to fraction form
    141,636.21/212,381.10 = 41,783.67/x
  3. Step 3: Cross multiply
    141,636.21x = 212,381.10 × 41,783.67
  4. Step 4: Simplify right side
    141,636.21x = 8,874,061,796.64
  5. Step 5: Solve for x
    x = 8,874,061,796.64/141,636.21
  6. Step 6: Final answer
    x = 62,653.91

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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.