Home / 228,097.20-342,145.80-153,447.60

Finding the Fourth Proportional to 228,097.20, 342,145.80 and 153,447.60

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Solution

The fourth proportional to 228,097.20, 342,145.80 and 153,447.60 is: 230,171.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,097.20 : 342,145.80 = 153,447.60 : x
  2. Step 2: Convert to fraction form
    228,097.20/342,145.80 = 153,447.60/x
  3. Step 3: Cross multiply
    228,097.20x = 342,145.80 × 153,447.60
  4. Step 4: Simplify right side
    228,097.20x = 52,501,451,860.08
  5. Step 5: Solve for x
    x = 52,501,451,860.08/228,097.20
  6. Step 6: Final answer
    x = 230,171.40

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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.