Home / 43,057.64-64,551.61-13,460.24

Finding the Fourth Proportional to 43,057.64, 64,551.61 and 13,460.24

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Solution

The fourth proportional to 43,057.64, 64,551.61 and 13,460.24 is: 20,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,057.64 : 64,551.61 = 13,460.24 : x
  2. Step 2: Convert to fraction form
    43,057.64/64,551.61 = 13,460.24/x
  3. Step 3: Cross multiply
    43,057.64x = 64,551.61 × 13,460.24
  4. Step 4: Simplify right side
    43,057.64x = 868,880,162.99
  5. Step 5: Solve for x
    x = 868,880,162.99/43,057.64
  6. Step 6: Final answer
    x = 20,179.47

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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.