Home / 45,457.20-68,153.40-17,366.40

Finding the Fourth Proportional to 45,457.20, 68,153.40 and 17,366.40

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Solution

The fourth proportional to 45,457.20, 68,153.40 and 17,366.40 is: 26,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.20 : 68,153.40 = 17,366.40 : x
  2. Step 2: Convert to fraction form
    45,457.20/68,153.40 = 17,366.40/x
  3. Step 3: Cross multiply
    45,457.20x = 68,153.40 × 17,366.40
  4. Step 4: Simplify right side
    45,457.20x = 1,183,579,205.76
  5. Step 5: Solve for x
    x = 1,183,579,205.76/45,457.20
  6. Step 6: Final answer
    x = 26,037.22

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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.