Home / 173,782.20-260,673.30-99,132.60

Finding the Fourth Proportional to 173,782.20, 260,673.30 and 99,132.60

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Solution

The fourth proportional to 173,782.20, 260,673.30 and 99,132.60 is: 148,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,782.20 : 260,673.30 = 99,132.60 : x
  2. Step 2: Convert to fraction form
    173,782.20/260,673.30 = 99,132.60/x
  3. Step 3: Cross multiply
    173,782.20x = 260,673.30 × 99,132.60
  4. Step 4: Simplify right side
    173,782.20x = 25,841,221,979.58
  5. Step 5: Solve for x
    x = 25,841,221,979.58/173,782.20
  6. Step 6: Final answer
    x = 148,698.90

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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.