Home / 35,977.98-53,963.10-9,685.38

Finding the Fourth Proportional to 35,977.98, 53,963.10 and 9,685.38

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Solution

The fourth proportional to 35,977.98, 53,963.10 and 9,685.38 is: 14,527.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,977.98 : 53,963.10 = 9,685.38 : x
  2. Step 2: Convert to fraction form
    35,977.98/53,963.10 = 9,685.38/x
  3. Step 3: Cross multiply
    35,977.98x = 53,963.10 × 9,685.38
  4. Step 4: Simplify right side
    35,977.98x = 522,653,129.48
  5. Step 5: Solve for x
    x = 522,653,129.48/35,977.98
  6. Step 6: Final answer
    x = 14,527.03

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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.