Home / 43,109.20-64,283.09-37,865.67

Finding the Fourth Proportional to 43,109.20, 64,283.09 and 37,865.67

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Solution

The fourth proportional to 43,109.20, 64,283.09 and 37,865.67 is: 56,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,109.20 : 64,283.09 = 37,865.67 : x
  2. Step 2: Convert to fraction form
    43,109.20/64,283.09 = 37,865.67/x
  3. Step 3: Cross multiply
    43,109.20x = 64,283.09 × 37,865.67
  4. Step 4: Simplify right side
    43,109.20x = 2,434,122,272.52
  5. Step 5: Solve for x
    x = 2,434,122,272.52/43,109.20
  6. Step 6: Final answer
    x = 56,464.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.