Home / 152,379.73-228,584.63-52,526.78

Finding the Fourth Proportional to 152,379.73, 228,584.63 and 52,526.78

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Solution

The fourth proportional to 152,379.73, 228,584.63 and 52,526.78 is: 78,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,379.73 : 228,584.63 = 52,526.78 : x
  2. Step 2: Convert to fraction form
    152,379.73/228,584.63 = 52,526.78/x
  3. Step 3: Cross multiply
    152,379.73x = 228,584.63 × 52,526.78
  4. Step 4: Simplify right side
    152,379.73x = 12,006,814,121.51
  5. Step 5: Solve for x
    x = 12,006,814,121.51/152,379.73
  6. Step 6: Final answer
    x = 78,795.35

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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.