Home / 81,059.76-121,586.04-24,897.60

Finding the Fourth Proportional to 81,059.76, 121,586.04 and 24,897.60

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Solution

The fourth proportional to 81,059.76, 121,586.04 and 24,897.60 is: 37,345.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,059.76 : 121,586.04 = 24,897.60 : x
  2. Step 2: Convert to fraction form
    81,059.76/121,586.04 = 24,897.60/x
  3. Step 3: Cross multiply
    81,059.76x = 121,586.04 × 24,897.60
  4. Step 4: Simplify right side
    81,059.76x = 3,027,200,589.50
  5. Step 5: Solve for x
    x = 3,027,200,589.50/81,059.76
  6. Step 6: Final answer
    x = 37,345.29

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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.