Home / 55,373.64-76,389.06-36,245.04

Finding the Fourth Proportional to 55,373.64, 76,389.06 and 36,245.04

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Solution

The fourth proportional to 55,373.64, 76,389.06 and 36,245.04 is: 50,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,373.64 : 76,389.06 = 36,245.04 : x
  2. Step 2: Convert to fraction form
    55,373.64/76,389.06 = 36,245.04/x
  3. Step 3: Cross multiply
    55,373.64x = 76,389.06 × 36,245.04
  4. Step 4: Simplify right side
    55,373.64x = 2,768,724,535.26
  5. Step 5: Solve for x
    x = 2,768,724,535.26/55,373.64
  6. Step 6: Final answer
    x = 50,000.77

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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.