Home / 74,367.36-102,527.91-53,931.06

Finding the Fourth Proportional to 74,367.36, 102,527.91 and 53,931.06

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Solution

The fourth proportional to 74,367.36, 102,527.91 and 53,931.06 is: 74,353.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,367.36 : 102,527.91 = 53,931.06 : x
  2. Step 2: Convert to fraction form
    74,367.36/102,527.91 = 53,931.06/x
  3. Step 3: Cross multiply
    74,367.36x = 102,527.91 × 53,931.06
  4. Step 4: Simplify right side
    74,367.36x = 5,529,438,865.88
  5. Step 5: Solve for x
    x = 5,529,438,865.88/74,367.36
  6. Step 6: Final answer
    x = 74,353.03

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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.