Home / 136,525.38-204,880.34-47,779.67

Finding the Fourth Proportional to 136,525.38, 204,880.34 and 47,779.67

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Solution

The fourth proportional to 136,525.38, 204,880.34 and 47,779.67 is: 71,701.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,525.38 : 204,880.34 = 47,779.67 : x
  2. Step 2: Convert to fraction form
    136,525.38/204,880.34 = 47,779.67/x
  3. Step 3: Cross multiply
    136,525.38x = 204,880.34 × 47,779.67
  4. Step 4: Simplify right side
    136,525.38x = 9,789,113,771.39
  5. Step 5: Solve for x
    x = 9,789,113,771.39/136,525.38
  6. Step 6: Final answer
    x = 71,701.79

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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.