Home / 76,441.18-114,670.88-36,969.93

Finding the Fourth Proportional to 76,441.18, 114,670.88 and 36,969.93

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Solution

The fourth proportional to 76,441.18, 114,670.88 and 36,969.93 is: 55,459.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,441.18 : 114,670.88 = 36,969.93 : x
  2. Step 2: Convert to fraction form
    76,441.18/114,670.88 = 36,969.93/x
  3. Step 3: Cross multiply
    76,441.18x = 114,670.88 × 36,969.93
  4. Step 4: Simplify right side
    76,441.18x = 4,239,374,499.06
  5. Step 5: Solve for x
    x = 4,239,374,499.06/76,441.18
  6. Step 6: Final answer
    x = 55,459.30

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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.