Home / 152,314.72-228,508.53-47,133.70

Finding the Fourth Proportional to 152,314.72, 228,508.53 and 47,133.70

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Solution

The fourth proportional to 152,314.72, 228,508.53 and 47,133.70 is: 70,711.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,314.72 : 228,508.53 = 47,133.70 : x
  2. Step 2: Convert to fraction form
    152,314.72/228,508.53 = 47,133.70/x
  3. Step 3: Cross multiply
    152,314.72x = 228,508.53 × 47,133.70
  4. Step 4: Simplify right side
    152,314.72x = 10,770,452,500.46
  5. Step 5: Solve for x
    x = 10,770,452,500.46/152,314.72
  6. Step 6: Final answer
    x = 70,711.83

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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.