Home / 60,615.86-90,942.66-31,054.46

Finding the Fourth Proportional to 60,615.86, 90,942.66 and 31,054.46

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Solution

The fourth proportional to 60,615.86, 90,942.66 and 31,054.46 is: 46,591.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,615.86 : 90,942.66 = 31,054.46 : x
  2. Step 2: Convert to fraction form
    60,615.86/90,942.66 = 31,054.46/x
  3. Step 3: Cross multiply
    60,615.86x = 90,942.66 × 31,054.46
  4. Step 4: Simplify right side
    60,615.86x = 2,824,174,742.55
  5. Step 5: Solve for x
    x = 2,824,174,742.55/60,615.86
  6. Step 6: Final answer
    x = 46,591.35

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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.