Home / 127,826.44-176,401.04-70,464.53

Finding the Fourth Proportional to 127,826.44, 176,401.04 and 70,464.53

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Solution

The fourth proportional to 127,826.44, 176,401.04 and 70,464.53 is: 97,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,826.44 : 176,401.04 = 70,464.53 : x
  2. Step 2: Convert to fraction form
    127,826.44/176,401.04 = 70,464.53/x
  3. Step 3: Cross multiply
    127,826.44x = 176,401.04 × 70,464.53
  4. Step 4: Simplify right side
    127,826.44x = 12,430,015,140.78
  5. Step 5: Solve for x
    x = 12,430,015,140.78/127,826.44
  6. Step 6: Final answer
    x = 97,241.35

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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.