Home / 76,054.85-114,094.58-31,686.09

Finding the Fourth Proportional to 76,054.85, 114,094.58 and 31,686.09

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Solution

The fourth proportional to 76,054.85, 114,094.58 and 31,686.09 is: 47,534.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,054.85 : 114,094.58 = 31,686.09 : x
  2. Step 2: Convert to fraction form
    76,054.85/114,094.58 = 31,686.09/x
  3. Step 3: Cross multiply
    76,054.85x = 114,094.58 × 31,686.09
  4. Step 4: Simplify right side
    76,054.85x = 3,615,210,544.11
  5. Step 5: Solve for x
    x = 3,615,210,544.11/76,054.85
  6. Step 6: Final answer
    x = 47,534.25

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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.