Home / 104,056.76-143,582.93-61,020.01

Finding the Fourth Proportional to 104,056.76, 143,582.93 and 61,020.01

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Solution

The fourth proportional to 104,056.76, 143,582.93 and 61,020.01 is: 84,198.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.76 : 143,582.93 = 61,020.01 : x
  2. Step 2: Convert to fraction form
    104,056.76/143,582.93 = 61,020.01/x
  3. Step 3: Cross multiply
    104,056.76x = 143,582.93 × 61,020.01
  4. Step 4: Simplify right side
    104,056.76x = 8,761,431,824.43
  5. Step 5: Solve for x
    x = 8,761,431,824.43/104,056.76
  6. Step 6: Final answer
    x = 84,198.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.