Home / 43,502.06-65,245.26-19,803.94

Finding the Fourth Proportional to 43,502.06, 65,245.26 and 19,803.94

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Solution

The fourth proportional to 43,502.06, 65,245.26 and 19,803.94 is: 29,702.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,502.06 : 65,245.26 = 19,803.94 : x
  2. Step 2: Convert to fraction form
    43,502.06/65,245.26 = 19,803.94/x
  3. Step 3: Cross multiply
    43,502.06x = 65,245.26 × 19,803.94
  4. Step 4: Simplify right side
    43,502.06x = 1,292,113,051.21
  5. Step 5: Solve for x
    x = 1,292,113,051.21/43,502.06
  6. Step 6: Final answer
    x = 29,702.35

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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.