Home / 43,428.31-64,994.54-36,416.25

Finding the Fourth Proportional to 43,428.31, 64,994.54 and 36,416.25

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Solution

The fourth proportional to 43,428.31, 64,994.54 and 36,416.25 is: 54,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,428.31 : 64,994.54 = 36,416.25 : x
  2. Step 2: Convert to fraction form
    43,428.31/64,994.54 = 36,416.25/x
  3. Step 3: Cross multiply
    43,428.31x = 64,994.54 × 36,416.25
  4. Step 4: Simplify right side
    43,428.31x = 2,366,857,235.19
  5. Step 5: Solve for x
    x = 2,366,857,235.19/43,428.31
  6. Step 6: Final answer
    x = 54,500.33

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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.