Home / 152,557.20-228,900.60-73,630.80

Finding the Fourth Proportional to 152,557.20, 228,900.60 and 73,630.80

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Solution

The fourth proportional to 152,557.20, 228,900.60 and 73,630.80 is: 110,477.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,557.20 : 228,900.60 = 73,630.80 : x
  2. Step 2: Convert to fraction form
    152,557.20/228,900.60 = 73,630.80/x
  3. Step 3: Cross multiply
    152,557.20x = 228,900.60 × 73,630.80
  4. Step 4: Simplify right side
    152,557.20x = 16,854,134,298.48
  5. Step 5: Solve for x
    x = 16,854,134,298.48/152,557.20
  6. Step 6: Final answer
    x = 110,477.48

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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.