Home / 65,250.20-90,051.59-36,574.73

Finding the Fourth Proportional to 65,250.20, 90,051.59 and 36,574.73

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Solution

The fourth proportional to 65,250.20, 90,051.59 and 36,574.73 is: 50,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,250.20 : 90,051.59 = 36,574.73 : x
  2. Step 2: Convert to fraction form
    65,250.20/90,051.59 = 36,574.73/x
  3. Step 3: Cross multiply
    65,250.20x = 90,051.59 × 36,574.73
  4. Step 4: Simplify right side
    65,250.20x = 3,293,612,590.32
  5. Step 5: Solve for x
    x = 3,293,612,590.32/65,250.20
  6. Step 6: Final answer
    x = 50,476.67

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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.