Home / 76,204.40-114,345.50-36,795.20

Finding the Fourth Proportional to 76,204.40, 114,345.50 and 36,795.20

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Solution

The fourth proportional to 76,204.40, 114,345.50 and 36,795.20 is: 55,211.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,204.40 : 114,345.50 = 36,795.20 : x
  2. Step 2: Convert to fraction form
    76,204.40/114,345.50 = 36,795.20/x
  3. Step 3: Cross multiply
    76,204.40x = 114,345.50 × 36,795.20
  4. Step 4: Simplify right side
    76,204.40x = 4,207,365,541.60
  5. Step 5: Solve for x
    x = 4,207,365,541.60/76,204.40
  6. Step 6: Final answer
    x = 55,211.58

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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.