Home / 43,119.44-64,677.72-15,416.72

Finding the Fourth Proportional to 43,119.44, 64,677.72 and 15,416.72

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Solution

The fourth proportional to 43,119.44, 64,677.72 and 15,416.72 is: 23,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,119.44 : 64,677.72 = 15,416.72 : x
  2. Step 2: Convert to fraction form
    43,119.44/64,677.72 = 15,416.72/x
  3. Step 3: Cross multiply
    43,119.44x = 64,677.72 × 15,416.72
  4. Step 4: Simplify right side
    43,119.44x = 997,118,299.48
  5. Step 5: Solve for x
    x = 997,118,299.48/43,119.44
  6. Step 6: Final answer
    x = 23,124.57

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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.