Home / 60,513.39-90,770.74-18,400.33

Finding the Fourth Proportional to 60,513.39, 90,770.74 and 18,400.33

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Solution

The fourth proportional to 60,513.39, 90,770.74 and 18,400.33 is: 27,600.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,513.39 : 90,770.74 = 18,400.33 : x
  2. Step 2: Convert to fraction form
    60,513.39/90,770.74 = 18,400.33/x
  3. Step 3: Cross multiply
    60,513.39x = 90,770.74 × 18,400.33
  4. Step 4: Simplify right side
    60,513.39x = 1,670,211,570.34
  5. Step 5: Solve for x
    x = 1,670,211,570.34/60,513.39
  6. Step 6: Final answer
    x = 27,600.69

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1.5x scale

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.