Home / 155,788.12-233,582.37-65,806.39

Finding the Fourth Proportional to 155,788.12, 233,582.37 and 65,806.39

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Solution

The fourth proportional to 155,788.12, 233,582.37 and 65,806.39 is: 98,667.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,788.12 : 233,582.37 = 65,806.39 : x
  2. Step 2: Convert to fraction form
    155,788.12/233,582.37 = 65,806.39/x
  3. Step 3: Cross multiply
    155,788.12x = 233,582.37 × 65,806.39
  4. Step 4: Simplify right side
    155,788.12x = 15,371,212,537.34
  5. Step 5: Solve for x
    x = 15,371,212,537.34/155,788.12
  6. Step 6: Final answer
    x = 98,667.42

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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.