Home / 78,191.54-117,294.20-22,032.12

Finding the Fourth Proportional to 78,191.54, 117,294.20 and 22,032.12

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Solution

The fourth proportional to 78,191.54, 117,294.20 and 22,032.12 is: 33,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,191.54 : 117,294.20 = 22,032.12 : x
  2. Step 2: Convert to fraction form
    78,191.54/117,294.20 = 22,032.12/x
  3. Step 3: Cross multiply
    78,191.54x = 117,294.20 × 22,032.12
  4. Step 4: Simplify right side
    78,191.54x = 2,584,239,779.54
  5. Step 5: Solve for x
    x = 2,584,239,779.54/78,191.54
  6. Step 6: Final answer
    x = 33,050.12

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1.5x scale

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.