Home / 76,178.64-114,291.36-34,094.19

Finding the Fourth Proportional to 76,178.64, 114,291.36 and 34,094.19

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Solution

The fourth proportional to 76,178.64, 114,291.36 and 34,094.19 is: 51,151.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,178.64 : 114,291.36 = 34,094.19 : x
  2. Step 2: Convert to fraction form
    76,178.64/114,291.36 = 34,094.19/x
  3. Step 3: Cross multiply
    76,178.64x = 114,291.36 × 34,094.19
  4. Step 4: Simplify right side
    76,178.64x = 3,896,671,343.20
  5. Step 5: Solve for x
    x = 3,896,671,343.20/76,178.64
  6. Step 6: Final answer
    x = 51,151.76

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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.