Home / 74,986.43-112,525.02-32,868.95

Finding the Fourth Proportional to 74,986.43, 112,525.02 and 32,868.95

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Solution

The fourth proportional to 74,986.43, 112,525.02 and 32,868.95 is: 49,323.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,986.43 : 112,525.02 = 32,868.95 : x
  2. Step 2: Convert to fraction form
    74,986.43/112,525.02 = 32,868.95/x
  3. Step 3: Cross multiply
    74,986.43x = 112,525.02 × 32,868.95
  4. Step 4: Simplify right side
    74,986.43x = 3,698,578,693.50
  5. Step 5: Solve for x
    x = 3,698,578,693.50/74,986.43
  6. Step 6: Final answer
    x = 49,323.31

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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.