Home / 40,180.95-55,438.74-25,076.03

Finding the Fourth Proportional to 40,180.95, 55,438.74 and 25,076.03

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Solution

The fourth proportional to 40,180.95, 55,438.74 and 25,076.03 is: 34,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,180.95 : 55,438.74 = 25,076.03 : x
  2. Step 2: Convert to fraction form
    40,180.95/55,438.74 = 25,076.03/x
  3. Step 3: Cross multiply
    40,180.95x = 55,438.74 × 25,076.03
  4. Step 4: Simplify right side
    40,180.95x = 1,390,183,230.21
  5. Step 5: Solve for x
    x = 1,390,183,230.21/40,180.95
  6. Step 6: Final answer
    x = 34,598.07

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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.