Home / 49,109.75-73,666.45-15,830.30

Finding the Fourth Proportional to 49,109.75, 73,666.45 and 15,830.30

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Solution

The fourth proportional to 49,109.75, 73,666.45 and 15,830.30 is: 23,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,109.75 : 73,666.45 = 15,830.30 : x
  2. Step 2: Convert to fraction form
    49,109.75/73,666.45 = 15,830.30/x
  3. Step 3: Cross multiply
    49,109.75x = 73,666.45 × 15,830.30
  4. Step 4: Simplify right side
    49,109.75x = 1,166,161,635.10
  5. Step 5: Solve for x
    x = 1,166,161,635.10/49,109.75
  6. Step 6: Final answer
    x = 23,746.03

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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.