Home / 173,741.76-260,607.24-55,420.20

Finding the Fourth Proportional to 173,741.76, 260,607.24 and 55,420.20

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Solution

The fourth proportional to 173,741.76, 260,607.24 and 55,420.20 is: 83,128.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,741.76 : 260,607.24 = 55,420.20 : x
  2. Step 2: Convert to fraction form
    173,741.76/260,607.24 = 55,420.20/x
  3. Step 3: Cross multiply
    173,741.76x = 260,607.24 × 55,420.20
  4. Step 4: Simplify right side
    173,741.76x = 14,442,905,362.25
  5. Step 5: Solve for x
    x = 14,442,905,362.25/173,741.76
  6. Step 6: Final answer
    x = 83,128.58

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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.