Home / 47,685.20-65,804.24-26,174.93

Finding the Fourth Proportional to 47,685.20, 65,804.24 and 26,174.93

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Solution

The fourth proportional to 47,685.20, 65,804.24 and 26,174.93 is: 36,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,685.20 : 65,804.24 = 26,174.93 : x
  2. Step 2: Convert to fraction form
    47,685.20/65,804.24 = 26,174.93/x
  3. Step 3: Cross multiply
    47,685.20x = 65,804.24 × 26,174.93
  4. Step 4: Simplify right side
    47,685.20x = 1,722,421,112.12
  5. Step 5: Solve for x
    x = 1,722,421,112.12/47,685.20
  6. Step 6: Final answer
    x = 36,120.67

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1.5x scale

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.