Home / 65,790.43-98,695.37-19,037.23

Finding the Fourth Proportional to 65,790.43, 98,695.37 and 19,037.23

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Solution

The fourth proportional to 65,790.43, 98,695.37 and 19,037.23 is: 28,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,790.43 : 98,695.37 = 19,037.23 : x
  2. Step 2: Convert to fraction form
    65,790.43/98,695.37 = 19,037.23/x
  3. Step 3: Cross multiply
    65,790.43x = 98,695.37 × 19,037.23
  4. Step 4: Simplify right side
    65,790.43x = 1,878,886,458.63
  5. Step 5: Solve for x
    x = 1,878,886,458.63/65,790.43
  6. Step 6: Final answer
    x = 28,558.66

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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.