Home / 39,569.98-54,606.58-21,666.14

Finding the Fourth Proportional to 39,569.98, 54,606.58 and 21,666.14

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Solution

The fourth proportional to 39,569.98, 54,606.58 and 21,666.14 is: 29,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.98 : 54,606.58 = 21,666.14 : x
  2. Step 2: Convert to fraction form
    39,569.98/54,606.58 = 21,666.14/x
  3. Step 3: Cross multiply
    39,569.98x = 54,606.58 × 21,666.14
  4. Step 4: Simplify right side
    39,569.98x = 1,183,113,807.20
  5. Step 5: Solve for x
    x = 1,183,113,807.20/39,569.98
  6. Step 6: Final answer
    x = 29,899.28

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