Home / 106,355.24-159,436.31-53,063.52

Finding the Fourth Proportional to 106,355.24, 159,436.31 and 53,063.52

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Solution

The fourth proportional to 106,355.24, 159,436.31 and 53,063.52 is: 79,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,355.24 : 159,436.31 = 53,063.52 : x
  2. Step 2: Convert to fraction form
    106,355.24/159,436.31 = 53,063.52/x
  3. Step 3: Cross multiply
    106,355.24x = 159,436.31 × 53,063.52
  4. Step 4: Simplify right side
    106,355.24x = 8,460,250,961.21
  5. Step 5: Solve for x
    x = 8,460,250,961.21/106,355.24
  6. Step 6: Final answer
    x = 79,547.10

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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.