Home / 65,014.40-97,327.20-38,705.60

Finding the Fourth Proportional to 65,014.40, 97,327.20 and 38,705.60

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Solution

The fourth proportional to 65,014.40, 97,327.20 and 38,705.60 is: 57,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,014.40 : 97,327.20 = 38,705.60 : x
  2. Step 2: Convert to fraction form
    65,014.40/97,327.20 = 38,705.60/x
  3. Step 3: Cross multiply
    65,014.40x = 97,327.20 × 38,705.60
  4. Step 4: Simplify right side
    65,014.40x = 3,767,107,672.32
  5. Step 5: Solve for x
    x = 3,767,107,672.32/65,014.40
  6. Step 6: Final answer
    x = 57,942.67

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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.