Home / 52,558.24-72,529.24-28,685.40

Finding the Fourth Proportional to 52,558.24, 72,529.24 and 28,685.40

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Solution

The fourth proportional to 52,558.24, 72,529.24 and 28,685.40 is: 39,585.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558.24 : 72,529.24 = 28,685.40 : x
  2. Step 2: Convert to fraction form
    52,558.24/72,529.24 = 28,685.40/x
  3. Step 3: Cross multiply
    52,558.24x = 72,529.24 × 28,685.40
  4. Step 4: Simplify right side
    52,558.24x = 2,080,530,261.10
  5. Step 5: Solve for x
    x = 2,080,530,261.10/52,558.24
  6. Step 6: Final answer
    x = 39,585.23

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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.