Home / 44,086.19-66,140.46-20,410.81

Finding the Fourth Proportional to 44,086.19, 66,140.46 and 20,410.81

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Solution

The fourth proportional to 44,086.19, 66,140.46 and 20,410.81 is: 30,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,086.19 : 66,140.46 = 20,410.81 : x
  2. Step 2: Convert to fraction form
    44,086.19/66,140.46 = 20,410.81/x
  3. Step 3: Cross multiply
    44,086.19x = 66,140.46 × 20,410.81
  4. Step 4: Simplify right side
    44,086.19x = 1,349,980,197.02
  5. Step 5: Solve for x
    x = 1,349,980,197.02/44,086.19
  6. Step 6: Final answer
    x = 30,621.39

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1.5x scale

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.