Home / 134,624.85-185,813.95-83,676.06

Finding the Fourth Proportional to 134,624.85, 185,813.95 and 83,676.06

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Solution

The fourth proportional to 134,624.85, 185,813.95 and 83,676.06 is: 115,492.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,624.85 : 185,813.95 = 83,676.06 : x
  2. Step 2: Convert to fraction form
    134,624.85/185,813.95 = 83,676.06/x
  3. Step 3: Cross multiply
    134,624.85x = 185,813.95 × 83,676.06
  4. Step 4: Simplify right side
    134,624.85x = 15,548,179,229.04
  5. Step 5: Solve for x
    x = 15,548,179,229.04/134,624.85
  6. Step 6: Final answer
    x = 115,492.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.