Home / 117,650.58-176,478.14-38,765.49

Finding the Fourth Proportional to 117,650.58, 176,478.14 and 38,765.49

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Solution

The fourth proportional to 117,650.58, 176,478.14 and 38,765.49 is: 58,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,650.58 : 176,478.14 = 38,765.49 : x
  2. Step 2: Convert to fraction form
    117,650.58/176,478.14 = 38,765.49/x
  3. Step 3: Cross multiply
    117,650.58x = 176,478.14 × 38,765.49
  4. Step 4: Simplify right side
    117,650.58x = 6,841,261,006.51
  5. Step 5: Solve for x
    x = 6,841,261,006.51/117,650.58
  6. Step 6: Final answer
    x = 58,148.98

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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.