Home / 72,384.39-108,591.09-25,001.22

Finding the Fourth Proportional to 72,384.39, 108,591.09 and 25,001.22

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Solution

The fourth proportional to 72,384.39, 108,591.09 and 25,001.22 is: 37,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,384.39 : 108,591.09 = 25,001.22 : x
  2. Step 2: Convert to fraction form
    72,384.39/108,591.09 = 25,001.22/x
  3. Step 3: Cross multiply
    72,384.39x = 108,591.09 × 25,001.22
  4. Step 4: Simplify right side
    72,384.39x = 2,714,909,731.13
  5. Step 5: Solve for x
    x = 2,714,909,731.13/72,384.39
  6. Step 6: Final answer
    x = 37,506.84

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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.