Home / 76,071.08-114,011.58-36,617.72

Finding the Fourth Proportional to 76,071.08, 114,011.58 and 36,617.72

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Solution

The fourth proportional to 76,071.08, 114,011.58 and 36,617.72 is: 54,880.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,071.08 : 114,011.58 = 36,617.72 : x
  2. Step 2: Convert to fraction form
    76,071.08/114,011.58 = 36,617.72/x
  3. Step 3: Cross multiply
    76,071.08x = 114,011.58 × 36,617.72
  4. Step 4: Simplify right side
    76,071.08x = 4,174,844,113.20
  5. Step 5: Solve for x
    x = 4,174,844,113.20/76,071.08
  6. Step 6: Final answer
    x = 54,880.83

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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.