Home / 152,020.68-228,080.24-73,124.64

Finding the Fourth Proportional to 152,020.68, 228,080.24 and 73,124.64

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Solution

The fourth proportional to 152,020.68, 228,080.24 and 73,124.64 is: 109,710.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,020.68 : 228,080.24 = 73,124.64 : x
  2. Step 2: Convert to fraction form
    152,020.68/228,080.24 = 73,124.64/x
  3. Step 3: Cross multiply
    152,020.68x = 228,080.24 × 73,124.64
  4. Step 4: Simplify right side
    152,020.68x = 16,678,285,441.11
  5. Step 5: Solve for x
    x = 16,678,285,441.11/152,020.68
  6. Step 6: Final answer
    x = 109,710.64

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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.