Home / 47,630.03-65,759.14-30,663.67

Finding the Fourth Proportional to 47,630.03, 65,759.14 and 30,663.67

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Solution

The fourth proportional to 47,630.03, 65,759.14 and 30,663.67 is: 42,334.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,630.03 : 65,759.14 = 30,663.67 : x
  2. Step 2: Convert to fraction form
    47,630.03/65,759.14 = 30,663.67/x
  3. Step 3: Cross multiply
    47,630.03x = 65,759.14 × 30,663.67
  4. Step 4: Simplify right side
    47,630.03x = 2,016,416,239.65
  5. Step 5: Solve for x
    x = 2,016,416,239.65/47,630.03
  6. Step 6: Final answer
    x = 42,334.98

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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.