Home / 107,868.63-161,675.87-48,634.95

Finding the Fourth Proportional to 107,868.63, 161,675.87 and 48,634.95

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Solution

The fourth proportional to 107,868.63, 161,675.87 and 48,634.95 is: 72,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.63 : 161,675.87 = 48,634.95 : x
  2. Step 2: Convert to fraction form
    107,868.63/161,675.87 = 48,634.95/x
  3. Step 3: Cross multiply
    107,868.63x = 161,675.87 × 48,634.95
  4. Step 4: Simplify right side
    107,868.63x = 7,863,097,610.48
  5. Step 5: Solve for x
    x = 7,863,097,610.48/107,868.63
  6. Step 6: Final answer
    x = 72,895.13

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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.