Home / 98,720.58-148,080.73-32,160.60

Finding the Fourth Proportional to 98,720.58, 148,080.73 and 32,160.60

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Solution

The fourth proportional to 98,720.58, 148,080.73 and 32,160.60 is: 48,240.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,720.58 : 148,080.73 = 32,160.60 : x
  2. Step 2: Convert to fraction form
    98,720.58/148,080.73 = 32,160.60/x
  3. Step 3: Cross multiply
    98,720.58x = 148,080.73 × 32,160.60
  4. Step 4: Simplify right side
    98,720.58x = 4,762,365,125.24
  5. Step 5: Solve for x
    x = 4,762,365,125.24/98,720.58
  6. Step 6: Final answer
    x = 48,240.85

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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.