Home / 40,777.79-61,165.91-16,756.98

Finding the Fourth Proportional to 40,777.79, 61,165.91 and 16,756.98

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Solution

The fourth proportional to 40,777.79, 61,165.91 and 16,756.98 is: 25,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,777.79 : 61,165.91 = 16,756.98 : x
  2. Step 2: Convert to fraction form
    40,777.79/61,165.91 = 16,756.98/x
  3. Step 3: Cross multiply
    40,777.79x = 61,165.91 × 16,756.98
  4. Step 4: Simplify right side
    40,777.79x = 1,024,955,846.77
  5. Step 5: Solve for x
    x = 1,024,955,846.77/40,777.79
  6. Step 6: Final answer
    x = 25,135.15

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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.