Home / 106,554.40-159,813.68-39,072.48

Finding the Fourth Proportional to 106,554.40, 159,813.68 and 39,072.48

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Solution

The fourth proportional to 106,554.40, 159,813.68 and 39,072.48 is: 58,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,554.40 : 159,813.68 = 39,072.48 : x
  2. Step 2: Convert to fraction form
    106,554.40/159,813.68 = 39,072.48/x
  3. Step 3: Cross multiply
    106,554.40x = 159,813.68 × 39,072.48
  4. Step 4: Simplify right side
    106,554.40x = 6,244,316,815.53
  5. Step 5: Solve for x
    x = 6,244,316,815.53/106,554.40
  6. Step 6: Final answer
    x = 58,602.15

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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.