Home / 74,268.58-111,406.53-27,510.52

Finding the Fourth Proportional to 74,268.58, 111,406.53 and 27,510.52

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Solution

The fourth proportional to 74,268.58, 111,406.53 and 27,510.52 is: 41,267.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,268.58 : 111,406.53 = 27,510.52 : x
  2. Step 2: Convert to fraction form
    74,268.58/111,406.53 = 27,510.52/x
  3. Step 3: Cross multiply
    74,268.58x = 111,406.53 × 27,510.52
  4. Step 4: Simplify right side
    74,268.58x = 3,064,851,571.70
  5. Step 5: Solve for x
    x = 3,064,851,571.70/74,268.58
  6. Step 6: Final answer
    x = 41,267.14

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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.