Home / 177,176.67-265,875.68-71,995.60

Finding the Fourth Proportional to 177,176.67, 265,875.68 and 71,995.60

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Solution

The fourth proportional to 177,176.67, 265,875.68 and 71,995.60 is: 108,038.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,176.67 : 265,875.68 = 71,995.60 : x
  2. Step 2: Convert to fraction form
    177,176.67/265,875.68 = 71,995.60/x
  3. Step 3: Cross multiply
    177,176.67x = 265,875.68 × 71,995.60
  4. Step 4: Simplify right side
    177,176.67x = 19,141,879,107.01
  5. Step 5: Solve for x
    x = 19,141,879,107.01/177,176.67
  6. Step 6: Final answer
    x = 108,038.37

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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.