Home / 152,002.30-228,003.45-73,270.30

Finding the Fourth Proportional to 152,002.30, 228,003.45 and 73,270.30

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Solution

The fourth proportional to 152,002.30, 228,003.45 and 73,270.30 is: 109,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,002.30 : 228,003.45 = 73,270.30 : x
  2. Step 2: Convert to fraction form
    152,002.30/228,003.45 = 73,270.30/x
  3. Step 3: Cross multiply
    152,002.30x = 228,003.45 × 73,270.30
  4. Step 4: Simplify right side
    152,002.30x = 16,705,881,182.54
  5. Step 5: Solve for x
    x = 16,705,881,182.54/152,002.30
  6. Step 6: Final answer
    x = 109,905.45

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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.