Home / 47,993.76-71,886.74-31,303.16

Finding the Fourth Proportional to 47,993.76, 71,886.74 and 31,303.16

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Solution

The fourth proportional to 47,993.76, 71,886.74 and 31,303.16 is: 46,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,993.76 : 71,886.74 = 31,303.16 : x
  2. Step 2: Convert to fraction form
    47,993.76/71,886.74 = 31,303.16/x
  3. Step 3: Cross multiply
    47,993.76x = 71,886.74 × 31,303.16
  4. Step 4: Simplify right side
    47,993.76x = 2,250,281,608.15
  5. Step 5: Solve for x
    x = 2,250,281,608.15/47,993.76
  6. Step 6: Final answer
    x = 46,886.96

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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.