Home / 57,303.80-85,945.76-15,741.08

Finding the Fourth Proportional to 57,303.80, 85,945.76 and 15,741.08

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Solution

The fourth proportional to 57,303.80, 85,945.76 and 15,741.08 is: 23,608.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303.80 : 85,945.76 = 15,741.08 : x
  2. Step 2: Convert to fraction form
    57,303.80/85,945.76 = 15,741.08/x
  3. Step 3: Cross multiply
    57,303.80x = 85,945.76 × 15,741.08
  4. Step 4: Simplify right side
    57,303.80x = 1,352,879,083.82
  5. Step 5: Solve for x
    x = 1,352,879,083.82/57,303.80
  6. Step 6: Final answer
    x = 23,608.89

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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.