Home / 76,125.96-114,155.82-36,156.52

Finding the Fourth Proportional to 76,125.96, 114,155.82 and 36,156.52

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Solution

The fourth proportional to 76,125.96, 114,155.82 and 36,156.52 is: 54,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,125.96 : 114,155.82 = 36,156.52 : x
  2. Step 2: Convert to fraction form
    76,125.96/114,155.82 = 36,156.52/x
  3. Step 3: Cross multiply
    76,125.96x = 114,155.82 × 36,156.52
  4. Step 4: Simplify right side
    76,125.96x = 4,127,477,188.95
  5. Step 5: Solve for x
    x = 4,127,477,188.95/76,125.96
  6. Step 6: Final answer
    x = 54,219.05

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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.