Home / 104,952.84-157,428.46-30,073.04

Finding the Fourth Proportional to 104,952.84, 157,428.46 and 30,073.04

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Solution

The fourth proportional to 104,952.84, 157,428.46 and 30,073.04 is: 45,109.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,952.84 : 157,428.46 = 30,073.04 : x
  2. Step 2: Convert to fraction form
    104,952.84/157,428.46 = 30,073.04/x
  3. Step 3: Cross multiply
    104,952.84x = 157,428.46 × 30,073.04
  4. Step 4: Simplify right side
    104,952.84x = 4,734,352,374.72
  5. Step 5: Solve for x
    x = 4,734,352,374.72/104,952.84
  6. Step 6: Final answer
    x = 45,109.33

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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.