Home / 90,536.67-124,938.27-50,249.25

Finding the Fourth Proportional to 90,536.67, 124,938.27 and 50,249.25

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Solution

The fourth proportional to 90,536.67, 124,938.27 and 50,249.25 is: 69,342.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,536.67 : 124,938.27 = 50,249.25 : x
  2. Step 2: Convert to fraction form
    90,536.67/124,938.27 = 50,249.25/x
  3. Step 3: Cross multiply
    90,536.67x = 124,938.27 × 50,249.25
  4. Step 4: Simplify right side
    90,536.67x = 6,278,054,363.80
  5. Step 5: Solve for x
    x = 6,278,054,363.80/90,536.67
  6. Step 6: Final answer
    x = 69,342.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.