Home / 51,564.08-77,193.02-28,119.44

Finding the Fourth Proportional to 51,564.08, 77,193.02 and 28,119.44

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Solution

The fourth proportional to 51,564.08, 77,193.02 and 28,119.44 is: 42,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,564.08 : 77,193.02 = 28,119.44 : x
  2. Step 2: Convert to fraction form
    51,564.08/77,193.02 = 28,119.44/x
  3. Step 3: Cross multiply
    51,564.08x = 77,193.02 × 28,119.44
  4. Step 4: Simplify right side
    51,564.08x = 2,170,624,494.31
  5. Step 5: Solve for x
    x = 2,170,624,494.31/51,564.08
  6. Step 6: Final answer
    x = 42,095.67

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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.