Home / 152,225.60-228,338.40-82,241.60

Finding the Fourth Proportional to 152,225.60, 228,338.40 and 82,241.60

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Solution

The fourth proportional to 152,225.60, 228,338.40 and 82,241.60 is: 123,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,225.60 : 228,338.40 = 82,241.60 : x
  2. Step 2: Convert to fraction form
    152,225.60/228,338.40 = 82,241.60/x
  3. Step 3: Cross multiply
    152,225.60x = 228,338.40 × 82,241.60
  4. Step 4: Simplify right side
    152,225.60x = 18,778,915,357.44
  5. Step 5: Solve for x
    x = 18,778,915,357.44/152,225.60
  6. Step 6: Final answer
    x = 123,362.40

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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.