Home / 88,919.80-133,334.10-26,582.20

Finding the Fourth Proportional to 88,919.80, 133,334.10 and 26,582.20

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Solution

The fourth proportional to 88,919.80, 133,334.10 and 26,582.20 is: 39,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,919.80 : 133,334.10 = 26,582.20 : x
  2. Step 2: Convert to fraction form
    88,919.80/133,334.10 = 26,582.20/x
  3. Step 3: Cross multiply
    88,919.80x = 133,334.10 × 26,582.20
  4. Step 4: Simplify right side
    88,919.80x = 3,544,313,713.02
  5. Step 5: Solve for x
    x = 3,544,313,713.02/88,919.80
  6. Step 6: Final answer
    x = 39,859.67

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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.