Home / 176,788.58-265,034.03-71,681.36

Finding the Fourth Proportional to 176,788.58, 265,034.03 and 71,681.36

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Solution

The fourth proportional to 176,788.58, 265,034.03 and 71,681.36 is: 107,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,788.58 : 265,034.03 = 71,681.36 : x
  2. Step 2: Convert to fraction form
    176,788.58/265,034.03 = 71,681.36/x
  3. Step 3: Cross multiply
    176,788.58x = 265,034.03 × 71,681.36
  4. Step 4: Simplify right side
    176,788.58x = 18,997,998,033.10
  5. Step 5: Solve for x
    x = 18,997,998,033.10/176,788.58
  6. Step 6: Final answer
    x = 107,461.68

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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.