Home / 177,097.20-265,710.60-71,926.80

Finding the Fourth Proportional to 177,097.20, 265,710.60 and 71,926.80

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Solution

The fourth proportional to 177,097.20, 265,710.60 and 71,926.80 is: 107,916.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,097.20 : 265,710.60 = 71,926.80 : x
  2. Step 2: Convert to fraction form
    177,097.20/265,710.60 = 71,926.80/x
  3. Step 3: Cross multiply
    177,097.20x = 265,710.60 × 71,926.80
  4. Step 4: Simplify right side
    177,097.20x = 19,111,713,184.08
  5. Step 5: Solve for x
    x = 19,111,713,184.08/177,097.20
  6. Step 6: Final answer
    x = 107,916.52

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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.