Home / 152,274.58-228,427.08-52,421.56

Finding the Fourth Proportional to 152,274.58, 228,427.08 and 52,421.56

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Solution

The fourth proportional to 152,274.58, 228,427.08 and 52,421.56 is: 78,637.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,274.58 : 228,427.08 = 52,421.56 : x
  2. Step 2: Convert to fraction form
    152,274.58/228,427.08 = 52,421.56/x
  3. Step 3: Cross multiply
    152,274.58x = 228,427.08 × 52,421.56
  4. Step 4: Simplify right side
    152,274.58x = 11,974,503,879.84
  5. Step 5: Solve for x
    x = 11,974,503,879.84/152,274.58
  6. Step 6: Final answer
    x = 78,637.58

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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.