Home / 40,063.32-55,237.05-25,697.79

Finding the Fourth Proportional to 40,063.32, 55,237.05 and 25,697.79

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Solution

The fourth proportional to 40,063.32, 55,237.05 and 25,697.79 is: 35,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,063.32 : 55,237.05 = 25,697.79 : x
  2. Step 2: Convert to fraction form
    40,063.32/55,237.05 = 25,697.79/x
  3. Step 3: Cross multiply
    40,063.32x = 55,237.05 × 25,697.79
  4. Step 4: Simplify right side
    40,063.32x = 1,419,470,111.12
  5. Step 5: Solve for x
    x = 1,419,470,111.12/40,063.32
  6. Step 6: Final answer
    x = 35,430.67

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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.