Home / 66,832.81-100,186.93-33,513.94

Finding the Fourth Proportional to 66,832.81, 100,186.93 and 33,513.94

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Solution

The fourth proportional to 66,832.81, 100,186.93 and 33,513.94 is: 50,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,832.81 : 100,186.93 = 33,513.94 : x
  2. Step 2: Convert to fraction form
    66,832.81/100,186.93 = 33,513.94/x
  3. Step 3: Cross multiply
    66,832.81x = 100,186.93 × 33,513.94
  4. Step 4: Simplify right side
    66,832.81x = 3,357,658,598.53
  5. Step 5: Solve for x
    x = 3,357,658,598.53/66,832.81
  6. Step 6: Final answer
    x = 50,239.67

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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.