Home / 53,462.48-80,274.66-42,458.36

Finding the Fourth Proportional to 53,462.48, 80,274.66 and 42,458.36

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Solution

The fourth proportional to 53,462.48, 80,274.66 and 42,458.36 is: 63,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,462.48 : 80,274.66 = 42,458.36 : x
  2. Step 2: Convert to fraction form
    53,462.48/80,274.66 = 42,458.36/x
  3. Step 3: Cross multiply
    53,462.48x = 80,274.66 × 42,458.36
  4. Step 4: Simplify right side
    53,462.48x = 3,408,330,413.16
  5. Step 5: Solve for x
    x = 3,408,330,413.16/53,462.48
  6. Step 6: Final answer
    x = 63,751.82

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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.