Home / 49,661.10-74,491.65-16,386.30

Finding the Fourth Proportional to 49,661.10, 74,491.65 and 16,386.30

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Solution

The fourth proportional to 49,661.10, 74,491.65 and 16,386.30 is: 24,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,661.10 : 74,491.65 = 16,386.30 : x
  2. Step 2: Convert to fraction form
    49,661.10/74,491.65 = 16,386.30/x
  3. Step 3: Cross multiply
    49,661.10x = 74,491.65 × 16,386.30
  4. Step 4: Simplify right side
    49,661.10x = 1,220,642,524.40
  5. Step 5: Solve for x
    x = 1,220,642,524.40/49,661.10
  6. Step 6: Final answer
    x = 24,579.45

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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.