Home / 76,654.80-114,999.50-23,351.55

Finding the Fourth Proportional to 76,654.80, 114,999.50 and 23,351.55

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Solution

The fourth proportional to 76,654.80, 114,999.50 and 23,351.55 is: 35,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,654.80 : 114,999.50 = 23,351.55 : x
  2. Step 2: Convert to fraction form
    76,654.80/114,999.50 = 23,351.55/x
  3. Step 3: Cross multiply
    76,654.80x = 114,999.50 × 23,351.55
  4. Step 4: Simplify right side
    76,654.80x = 2,685,416,574.23
  5. Step 5: Solve for x
    x = 2,685,416,574.23/76,654.80
  6. Step 6: Final answer
    x = 35,032.60

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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.