Home / 175,489.20-262,465.80-156,903.60

Finding the Fourth Proportional to 175,489.20, 262,465.80 and 156,903.60

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Solution

The fourth proportional to 175,489.20, 262,465.80 and 156,903.60 is: 234,668.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,489.20 : 262,465.80 = 156,903.60 : x
  2. Step 2: Convert to fraction form
    175,489.20/262,465.80 = 156,903.60/x
  3. Step 3: Cross multiply
    175,489.20x = 262,465.80 × 156,903.60
  4. Step 4: Simplify right side
    175,489.20x = 41,181,828,896.88
  5. Step 5: Solve for x
    x = 41,181,828,896.88/175,489.20
  6. Step 6: Final answer
    x = 234,668.74

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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.