Home / 76,536.56-114,695.79-56,387.58

Finding the Fourth Proportional to 76,536.56, 114,695.79 and 56,387.58

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Solution

The fourth proportional to 76,536.56, 114,695.79 and 56,387.58 is: 84,501.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,536.56 : 114,695.79 = 56,387.58 : x
  2. Step 2: Convert to fraction form
    76,536.56/114,695.79 = 56,387.58/x
  3. Step 3: Cross multiply
    76,536.56x = 114,695.79 × 56,387.58
  4. Step 4: Simplify right side
    76,536.56x = 6,467,418,034.29
  5. Step 5: Solve for x
    x = 6,467,418,034.29/76,536.56
  6. Step 6: Final answer
    x = 84,501.03

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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.