Home / 152,070.11-228,137.76-45,462.41

Finding the Fourth Proportional to 152,070.11, 228,137.76 and 45,462.41

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Solution

The fourth proportional to 152,070.11, 228,137.76 and 45,462.41 is: 68,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,070.11 : 228,137.76 = 45,462.41 : x
  2. Step 2: Convert to fraction form
    152,070.11/228,137.76 = 45,462.41/x
  3. Step 3: Cross multiply
    152,070.11x = 228,137.76 × 45,462.41
  4. Step 4: Simplify right side
    152,070.11x = 10,371,691,240.91
  5. Step 5: Solve for x
    x = 10,371,691,240.91/152,070.11
  6. Step 6: Final answer
    x = 68,203.35

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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.