Home / 183,984.64-276,084.05-77,360.88

Finding the Fourth Proportional to 183,984.64, 276,084.05 and 77,360.88

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Solution

The fourth proportional to 183,984.64, 276,084.05 and 77,360.88 is: 116,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,984.64 : 276,084.05 = 77,360.88 : x
  2. Step 2: Convert to fraction form
    183,984.64/276,084.05 = 77,360.88/x
  3. Step 3: Cross multiply
    183,984.64x = 276,084.05 × 77,360.88
  4. Step 4: Simplify right side
    183,984.64x = 21,358,104,675.16
  5. Step 5: Solve for x
    x = 21,358,104,675.16/183,984.64
  6. Step 6: Final answer
    x = 116,086.35

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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.