Home / 51,255.98-70,729.74-29,746.35

Finding the Fourth Proportional to 51,255.98, 70,729.74 and 29,746.35

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Solution

The fourth proportional to 51,255.98, 70,729.74 and 29,746.35 is: 41,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,255.98 : 70,729.74 = 29,746.35 : x
  2. Step 2: Convert to fraction form
    51,255.98/70,729.74 = 29,746.35/x
  3. Step 3: Cross multiply
    51,255.98x = 70,729.74 × 29,746.35
  4. Step 4: Simplify right side
    51,255.98x = 2,103,951,601.45
  5. Step 5: Solve for x
    x = 2,103,951,601.45/51,255.98
  6. Step 6: Final answer
    x = 41,047.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.