Home / 57,030.28-85,485.27-23,716.81

Finding the Fourth Proportional to 57,030.28, 85,485.27 and 23,716.81

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Solution

The fourth proportional to 57,030.28, 85,485.27 and 23,716.81 is: 35,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030.28 : 85,485.27 = 23,716.81 : x
  2. Step 2: Convert to fraction form
    57,030.28/85,485.27 = 23,716.81/x
  3. Step 3: Cross multiply
    57,030.28x = 85,485.27 × 23,716.81
  4. Step 4: Simplify right side
    57,030.28x = 2,027,437,478.96
  5. Step 5: Solve for x
    x = 2,027,437,478.96/57,030.28
  6. Step 6: Final answer
    x = 35,550.20

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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.