Home / 53,868.33-80,802.90-18,808.02

Finding the Fourth Proportional to 53,868.33, 80,802.90 and 18,808.02

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Solution

The fourth proportional to 53,868.33, 80,802.90 and 18,808.02 is: 28,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,868.33 : 80,802.90 = 18,808.02 : x
  2. Step 2: Convert to fraction form
    53,868.33/80,802.90 = 18,808.02/x
  3. Step 3: Cross multiply
    53,868.33x = 80,802.90 × 18,808.02
  4. Step 4: Simplify right side
    53,868.33x = 1,519,742,559.26
  5. Step 5: Solve for x
    x = 1,519,742,559.26/53,868.33
  6. Step 6: Final answer
    x = 28,212.17

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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.