Home / 40,762.63-61,142.50-11,179.99

Finding the Fourth Proportional to 40,762.63, 61,142.50 and 11,179.99

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Solution

The fourth proportional to 40,762.63, 61,142.50 and 11,179.99 is: 16,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,762.63 : 61,142.50 = 11,179.99 : x
  2. Step 2: Convert to fraction form
    40,762.63/61,142.50 = 11,179.99/x
  3. Step 3: Cross multiply
    40,762.63x = 61,142.50 × 11,179.99
  4. Step 4: Simplify right side
    40,762.63x = 683,572,538.58
  5. Step 5: Solve for x
    x = 683,572,538.58/40,762.63
  6. Step 6: Final answer
    x = 16,769.59

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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.