Home / 85,256.37-117,651.07-47,017.52

Finding the Fourth Proportional to 85,256.37, 117,651.07 and 47,017.52

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Solution

The fourth proportional to 85,256.37, 117,651.07 and 47,017.52 is: 64,882.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,256.37 : 117,651.07 = 47,017.52 : x
  2. Step 2: Convert to fraction form
    85,256.37/117,651.07 = 47,017.52/x
  3. Step 3: Cross multiply
    85,256.37x = 117,651.07 × 47,017.52
  4. Step 4: Simplify right side
    85,256.37x = 5,531,660,830.95
  5. Step 5: Solve for x
    x = 5,531,660,830.95/85,256.37
  6. Step 6: Final answer
    x = 64,882.67

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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.