Home / 43,738.83-65,611.19-14,875.70

Finding the Fourth Proportional to 43,738.83, 65,611.19 and 14,875.70

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Solution

The fourth proportional to 43,738.83, 65,611.19 and 14,875.70 is: 22,314.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,738.83 : 65,611.19 = 14,875.70 : x
  2. Step 2: Convert to fraction form
    43,738.83/65,611.19 = 14,875.70/x
  3. Step 3: Cross multiply
    43,738.83x = 65,611.19 × 14,875.70
  4. Step 4: Simplify right side
    43,738.83x = 976,012,201.40
  5. Step 5: Solve for x
    x = 976,012,201.40/43,738.83
  6. Step 6: Final answer
    x = 22,314.55

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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.