Home / 72,343.36-108,516.32-25,596.48

Finding the Fourth Proportional to 72,343.36, 108,516.32 and 25,596.48

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Solution

The fourth proportional to 72,343.36, 108,516.32 and 25,596.48 is: 38,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,343.36 : 108,516.32 = 25,596.48 : x
  2. Step 2: Convert to fraction form
    72,343.36/108,516.32 = 25,596.48/x
  3. Step 3: Cross multiply
    72,343.36x = 108,516.32 × 25,596.48
  4. Step 4: Simplify right side
    72,343.36x = 2,777,635,814.55
  5. Step 5: Solve for x
    x = 2,777,635,814.55/72,343.36
  6. Step 6: Final answer
    x = 38,395.17

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1.5x scale

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.