Home / 49,817.02-74,642.47-40,959.67

Finding the Fourth Proportional to 49,817.02, 74,642.47 and 40,959.67

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Solution

The fourth proportional to 49,817.02, 74,642.47 and 40,959.67 is: 61,371.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,817.02 : 74,642.47 = 40,959.67 : x
  2. Step 2: Convert to fraction form
    49,817.02/74,642.47 = 40,959.67/x
  3. Step 3: Cross multiply
    49,817.02x = 74,642.47 × 40,959.67
  4. Step 4: Simplify right side
    49,817.02x = 3,057,330,939.18
  5. Step 5: Solve for x
    x = 3,057,330,939.18/49,817.02
  6. Step 6: Final answer
    x = 61,371.21

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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.