Home / 79,237.35-118,862.28-23,078.34

Finding the Fourth Proportional to 79,237.35, 118,862.28 and 23,078.34

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Solution

The fourth proportional to 79,237.35, 118,862.28 and 23,078.34 is: 34,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,237.35 : 118,862.28 = 23,078.34 : x
  2. Step 2: Convert to fraction form
    79,237.35/118,862.28 = 23,078.34/x
  3. Step 3: Cross multiply
    79,237.35x = 118,862.28 × 23,078.34
  4. Step 4: Simplify right side
    79,237.35x = 2,743,144,111.02
  5. Step 5: Solve for x
    x = 2,743,144,111.02/79,237.35
  6. Step 6: Final answer
    x = 34,619.33

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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.