Home / 126,825.03-175,012.30-69,464.60

Finding the Fourth Proportional to 126,825.03, 175,012.30 and 69,464.60

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Solution

The fourth proportional to 126,825.03, 175,012.30 and 69,464.60 is: 95,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,825.03 : 175,012.30 = 69,464.60 : x
  2. Step 2: Convert to fraction form
    126,825.03/175,012.30 = 69,464.60/x
  3. Step 3: Cross multiply
    126,825.03x = 175,012.30 × 69,464.60
  4. Step 4: Simplify right side
    126,825.03x = 12,157,159,678.45
  5. Step 5: Solve for x
    x = 12,157,159,678.45/126,825.03
  6. Step 6: Final answer
    x = 95,857.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.