Home / 106,977.40-160,523.70-47,822.20

Finding the Fourth Proportional to 106,977.40, 160,523.70 and 47,822.20

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Solution

The fourth proportional to 106,977.40, 160,523.70 and 47,822.20 is: 71,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,977.40 : 160,523.70 = 47,822.20 : x
  2. Step 2: Convert to fraction form
    106,977.40/160,523.70 = 47,822.20/x
  3. Step 3: Cross multiply
    106,977.40x = 160,523.70 × 47,822.20
  4. Step 4: Simplify right side
    106,977.40x = 7,676,596,486.14
  5. Step 5: Solve for x
    x = 7,676,596,486.14/106,977.40
  6. Step 6: Final answer
    x = 71,759.05

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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.