Home / 53,723.07-80,473.86-31,468.98

Finding the Fourth Proportional to 53,723.07, 80,473.86 and 31,468.98

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Solution

The fourth proportional to 53,723.07, 80,473.86 and 31,468.98 is: 47,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.07 : 80,473.86 = 31,468.98 : x
  2. Step 2: Convert to fraction form
    53,723.07/80,473.86 = 31,468.98/x
  3. Step 3: Cross multiply
    53,723.07x = 80,473.86 × 31,468.98
  4. Step 4: Simplify right side
    53,723.07x = 2,532,430,290.86
  5. Step 5: Solve for x
    x = 2,532,430,290.86/53,723.07
  6. Step 6: Final answer
    x = 47,138.60

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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.