Home / 43,239.40-64,848.30-16,579.60

Finding the Fourth Proportional to 43,239.40, 64,848.30 and 16,579.60

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Solution

The fourth proportional to 43,239.40, 64,848.30 and 16,579.60 is: 24,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,239.40 : 64,848.30 = 16,579.60 : x
  2. Step 2: Convert to fraction form
    43,239.40/64,848.30 = 16,579.60/x
  3. Step 3: Cross multiply
    43,239.40x = 64,848.30 × 16,579.60
  4. Step 4: Simplify right side
    43,239.40x = 1,075,158,874.68
  5. Step 5: Solve for x
    x = 1,075,158,874.68/43,239.40
  6. Step 6: Final answer
    x = 24,865.26

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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.