Home / 201,475.22-278,004.96-116,575.88

Finding the Fourth Proportional to 201,475.22, 278,004.96 and 116,575.88

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Solution

The fourth proportional to 201,475.22, 278,004.96 and 116,575.88 is: 160,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,475.22 : 278,004.96 = 116,575.88 : x
  2. Step 2: Convert to fraction form
    201,475.22/278,004.96 = 116,575.88/x
  3. Step 3: Cross multiply
    201,475.22x = 278,004.96 × 116,575.88
  4. Step 4: Simplify right side
    201,475.22x = 32,408,671,466.34
  5. Step 5: Solve for x
    x = 32,408,671,466.34/201,475.22
  6. Step 6: Final answer
    x = 160,856.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.