Home / 106,020.48-159,056.76-52,737.60

Finding the Fourth Proportional to 106,020.48, 159,056.76 and 52,737.60

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Solution

The fourth proportional to 106,020.48, 159,056.76 and 52,737.60 is: 79,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,020.48 : 159,056.76 = 52,737.60 : x
  2. Step 2: Convert to fraction form
    106,020.48/159,056.76 = 52,737.60/x
  3. Step 3: Cross multiply
    106,020.48x = 159,056.76 × 52,737.60
  4. Step 4: Simplify right side
    106,020.48x = 8,388,271,786.18
  5. Step 5: Solve for x
    x = 8,388,271,786.18/106,020.48
  6. Step 6: Final answer
    x = 79,119.35

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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.