Home / 38,196.63-57,159.50-28,177.67

Finding the Fourth Proportional to 38,196.63, 57,159.50 and 28,177.67

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Solution

The fourth proportional to 38,196.63, 57,159.50 and 28,177.67 is: 42,166.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,196.63 : 57,159.50 = 28,177.67 : x
  2. Step 2: Convert to fraction form
    38,196.63/57,159.50 = 28,177.67/x
  3. Step 3: Cross multiply
    38,196.63x = 57,159.50 × 28,177.67
  4. Step 4: Simplify right side
    38,196.63x = 1,610,621,101.68
  5. Step 5: Solve for x
    x = 1,610,621,101.68/38,196.63
  6. Step 6: Final answer
    x = 42,166.58

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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.