Home / 72,852.24-109,346.40-37,816.56

Finding the Fourth Proportional to 72,852.24, 109,346.40 and 37,816.56

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Solution

The fourth proportional to 72,852.24, 109,346.40 and 37,816.56 is: 56,760.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,852.24 : 109,346.40 = 37,816.56 : x
  2. Step 2: Convert to fraction form
    72,852.24/109,346.40 = 37,816.56/x
  3. Step 3: Cross multiply
    72,852.24x = 109,346.40 × 37,816.56
  4. Step 4: Simplify right side
    72,852.24x = 4,135,104,696.38
  5. Step 5: Solve for x
    x = 4,135,104,696.38/72,852.24
  6. Step 6: Final answer
    x = 56,760.16

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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.