Home / 103,629.02-143,006.46-60,618.02

Finding the Fourth Proportional to 103,629.02, 143,006.46 and 60,618.02

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Solution

The fourth proportional to 103,629.02, 143,006.46 and 60,618.02 is: 83,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,629.02 : 143,006.46 = 60,618.02 : x
  2. Step 2: Convert to fraction form
    103,629.02/143,006.46 = 60,618.02/x
  3. Step 3: Cross multiply
    103,629.02x = 143,006.46 × 60,618.02
  4. Step 4: Simplify right side
    103,629.02x = 8,668,768,452.41
  5. Step 5: Solve for x
    x = 8,668,768,452.41/103,629.02
  6. Step 6: Final answer
    x = 83,651.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.