Home / 60,431.16-83,368.17-40,268.37

Finding the Fourth Proportional to 60,431.16, 83,368.17 and 40,268.37

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Solution

The fourth proportional to 60,431.16, 83,368.17 and 40,268.37 is: 55,552.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,431.16 : 83,368.17 = 40,268.37 : x
  2. Step 2: Convert to fraction form
    60,431.16/83,368.17 = 40,268.37/x
  3. Step 3: Cross multiply
    60,431.16x = 83,368.17 × 40,268.37
  4. Step 4: Simplify right side
    60,431.16x = 3,357,100,315.78
  5. Step 5: Solve for x
    x = 3,357,100,315.78/60,431.16
  6. Step 6: Final answer
    x = 55,552.47

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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.