Home / 41,977.98-57,929.40-23,115.06

Finding the Fourth Proportional to 41,977.98, 57,929.40 and 23,115.06

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Solution

The fourth proportional to 41,977.98, 57,929.40 and 23,115.06 is: 31,898.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,977.98 : 57,929.40 = 23,115.06 : x
  2. Step 2: Convert to fraction form
    41,977.98/57,929.40 = 23,115.06/x
  3. Step 3: Cross multiply
    41,977.98x = 57,929.40 × 23,115.06
  4. Step 4: Simplify right side
    41,977.98x = 1,339,041,556.76
  5. Step 5: Solve for x
    x = 1,339,041,556.76/41,977.98
  6. Step 6: Final answer
    x = 31,898.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.