Home / 86,064.35-129,097.74-22,885.56

Finding the Fourth Proportional to 86,064.35, 129,097.74 and 22,885.56

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Solution

The fourth proportional to 86,064.35, 129,097.74 and 22,885.56 is: 34,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.35 : 129,097.74 = 22,885.56 : x
  2. Step 2: Convert to fraction form
    86,064.35/129,097.74 = 22,885.56/x
  3. Step 3: Cross multiply
    86,064.35x = 129,097.74 × 22,885.56
  4. Step 4: Simplify right side
    86,064.35x = 2,954,474,074.63
  5. Step 5: Solve for x
    x = 2,954,474,074.63/86,064.35
  6. Step 6: Final answer
    x = 34,328.67

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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.