Home / 47,970.27-71,914.37-18,409.32

Finding the Fourth Proportional to 47,970.27, 71,914.37 and 18,409.32

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Solution

The fourth proportional to 47,970.27, 71,914.37 and 18,409.32 is: 27,598.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970.27 : 71,914.37 = 18,409.32 : x
  2. Step 2: Convert to fraction form
    47,970.27/71,914.37 = 18,409.32/x
  3. Step 3: Cross multiply
    47,970.27x = 71,914.37 × 18,409.32
  4. Step 4: Simplify right side
    47,970.27x = 1,323,894,557.88
  5. Step 5: Solve for x
    x = 1,323,894,557.88/47,970.27
  6. Step 6: Final answer
    x = 27,598.23

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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.