Home / 40,862.37-61,256.57-28,388.24

Finding the Fourth Proportional to 40,862.37, 61,256.57 and 28,388.24

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Solution

The fourth proportional to 40,862.37, 61,256.57 and 28,388.24 is: 42,556.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862.37 : 61,256.57 = 28,388.24 : x
  2. Step 2: Convert to fraction form
    40,862.37/61,256.57 = 28,388.24/x
  3. Step 3: Cross multiply
    40,862.37x = 61,256.57 × 28,388.24
  4. Step 4: Simplify right side
    40,862.37x = 1,738,966,210.74
  5. Step 5: Solve for x
    x = 1,738,966,210.74/40,862.37
  6. Step 6: Final answer
    x = 42,556.67

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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.