Home / 53,697.96-80,547.75-18,638.73

Finding the Fourth Proportional to 53,697.96, 80,547.75 and 18,638.73

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Solution

The fourth proportional to 53,697.96, 80,547.75 and 18,638.73 is: 27,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,697.96 : 80,547.75 = 18,638.73 : x
  2. Step 2: Convert to fraction form
    53,697.96/80,547.75 = 18,638.73/x
  3. Step 3: Cross multiply
    53,697.96x = 80,547.75 × 18,638.73
  4. Step 4: Simplify right side
    53,697.96x = 1,501,307,764.36
  5. Step 5: Solve for x
    x = 1,501,307,764.36/53,697.96
  6. Step 6: Final answer
    x = 27,958.38

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1.5x scale

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.