Home / 52,614.24-72,607.68-28,741.20

Finding the Fourth Proportional to 52,614.24, 72,607.68 and 28,741.20

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Solution

The fourth proportional to 52,614.24, 72,607.68 and 28,741.20 is: 39,662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,614.24 : 72,607.68 = 28,741.20 : x
  2. Step 2: Convert to fraction form
    52,614.24/72,607.68 = 28,741.20/x
  3. Step 3: Cross multiply
    52,614.24x = 72,607.68 × 28,741.20
  4. Step 4: Simplify right side
    52,614.24x = 2,086,831,852.42
  5. Step 5: Solve for x
    x = 2,086,831,852.42/52,614.24
  6. Step 6: Final answer
    x = 39,662.87

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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.