Home / 53,424.36-80,111.93-30,050.79

Finding the Fourth Proportional to 53,424.36, 80,111.93 and 30,050.79

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Solution

The fourth proportional to 53,424.36, 80,111.93 and 30,050.79 is: 45,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,424.36 : 80,111.93 = 30,050.79 : x
  2. Step 2: Convert to fraction form
    53,424.36/80,111.93 = 30,050.79/x
  3. Step 3: Cross multiply
    53,424.36x = 80,111.93 × 30,050.79
  4. Step 4: Simplify right side
    53,424.36x = 2,407,426,634.67
  5. Step 5: Solve for x
    x = 2,407,426,634.67/53,424.36
  6. Step 6: Final answer
    x = 45,062.34

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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.