Home / 74,966.00-103,443.08-48,144.80

Finding the Fourth Proportional to 74,966.00, 103,443.08 and 48,144.80

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Solution

The fourth proportional to 74,966.00, 103,443.08 and 48,144.80 is: 66,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,966.00 : 103,443.08 = 48,144.80 : x
  2. Step 2: Convert to fraction form
    74,966.00/103,443.08 = 48,144.80/x
  3. Step 3: Cross multiply
    74,966.00x = 103,443.08 × 48,144.80
  4. Step 4: Simplify right side
    74,966.00x = 4,980,246,415.87
  5. Step 5: Solve for x
    x = 4,980,246,415.87/74,966.00
  6. Step 6: Final answer
    x = 66,433.41

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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.