Home / 53,345.93-80,030.80-20,066.27

Finding the Fourth Proportional to 53,345.93, 80,030.80 and 20,066.27

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Solution

The fourth proportional to 53,345.93, 80,030.80 and 20,066.27 is: 30,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,345.93 : 80,030.80 = 20,066.27 : x
  2. Step 2: Convert to fraction form
    53,345.93/80,030.80 = 20,066.27/x
  3. Step 3: Cross multiply
    53,345.93x = 80,030.80 × 20,066.27
  4. Step 4: Simplify right side
    53,345.93x = 1,605,919,641.12
  5. Step 5: Solve for x
    x = 1,605,919,641.12/53,345.93
  6. Step 6: Final answer
    x = 30,103.88

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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.