Home / 51,777.13-77,666.66-16,237.67

Finding the Fourth Proportional to 51,777.13, 77,666.66 and 16,237.67

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Solution

The fourth proportional to 51,777.13, 77,666.66 and 16,237.67 is: 24,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,777.13 : 77,666.66 = 16,237.67 : x
  2. Step 2: Convert to fraction form
    51,777.13/77,666.66 = 16,237.67/x
  3. Step 3: Cross multiply
    51,777.13x = 77,666.66 × 16,237.67
  4. Step 4: Simplify right side
    51,777.13x = 1,261,125,277.79
  5. Step 5: Solve for x
    x = 1,261,125,277.79/51,777.13
  6. Step 6: Final answer
    x = 24,356.80

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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.