Home / 45,904.03-68,856.35-12,627.61

Finding the Fourth Proportional to 45,904.03, 68,856.35 and 12,627.61

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Solution

The fourth proportional to 45,904.03, 68,856.35 and 12,627.61 is: 18,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,904.03 : 68,856.35 = 12,627.61 : x
  2. Step 2: Convert to fraction form
    45,904.03/68,856.35 = 12,627.61/x
  3. Step 3: Cross multiply
    45,904.03x = 68,856.35 × 12,627.61
  4. Step 4: Simplify right side
    45,904.03x = 869,490,898.54
  5. Step 5: Solve for x
    x = 869,490,898.54/45,904.03
  6. Step 6: Final answer
    x = 18,941.49

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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.