Home / 35,428.12-53,215.99-29,892.31

Finding the Fourth Proportional to 35,428.12, 53,215.99 and 29,892.31

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Solution

The fourth proportional to 35,428.12, 53,215.99 and 29,892.31 is: 44,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428.12 : 53,215.99 = 29,892.31 : x
  2. Step 2: Convert to fraction form
    35,428.12/53,215.99 = 29,892.31/x
  3. Step 3: Cross multiply
    35,428.12x = 53,215.99 × 29,892.31
  4. Step 4: Simplify right side
    35,428.12x = 1,590,748,662.27
  5. Step 5: Solve for x
    x = 1,590,748,662.27/35,428.12
  6. Step 6: Final answer
    x = 44,900.74

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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.