Home / 50,666.98-76,002-17,386.58

Finding the Fourth Proportional to 50,666.98, 76,002 and 17,386.58

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Solution

The fourth proportional to 50,666.98, 76,002 and 17,386.58 is: 26,080.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,666.98 : 76,002 = 17,386.58 : x
  2. Step 2: Convert to fraction form
    50,666.98/76,002 = 17,386.58/x
  3. Step 3: Cross multiply
    50,666.98x = 76,002 × 17,386.58
  4. Step 4: Simplify right side
    50,666.98x = 1,321,414,853.16
  5. Step 5: Solve for x
    x = 1,321,414,853.16/50,666.98
  6. Step 6: Final answer
    x = 26,080.40

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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.