Home / 70,904.15-106,375.95-30,926.63

Finding the Fourth Proportional to 70,904.15, 106,375.95 and 30,926.63

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Solution

The fourth proportional to 70,904.15, 106,375.95 and 30,926.63 is: 46,398.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,904.15 : 106,375.95 = 30,926.63 : x
  2. Step 2: Convert to fraction form
    70,904.15/106,375.95 = 30,926.63/x
  3. Step 3: Cross multiply
    70,904.15x = 106,375.95 × 30,926.63
  4. Step 4: Simplify right side
    70,904.15x = 3,289,849,114.67
  5. Step 5: Solve for x
    x = 3,289,849,114.67/70,904.15
  6. Step 6: Final answer
    x = 46,398.54

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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.