Home / 66,059.20-98,800.80-59,089.60

Finding the Fourth Proportional to 66,059.20, 98,800.80 and 59,089.60

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Solution

The fourth proportional to 66,059.20, 98,800.80 and 59,089.60 is: 88,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,059.20 : 98,800.80 = 59,089.60 : x
  2. Step 2: Convert to fraction form
    66,059.20/98,800.80 = 59,089.60/x
  3. Step 3: Cross multiply
    66,059.20x = 98,800.80 × 59,089.60
  4. Step 4: Simplify right side
    66,059.20x = 5,838,099,751.68
  5. Step 5: Solve for x
    x = 5,838,099,751.68/66,059.20
  6. Step 6: Final answer
    x = 88,376.79

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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.