Home / 127,180.48-175,477.44-70,577.68

Finding the Fourth Proportional to 127,180.48, 175,477.44 and 70,577.68

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Solution

The fourth proportional to 127,180.48, 175,477.44 and 70,577.68 is: 97,379.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,180.48 : 175,477.44 = 70,577.68 : x
  2. Step 2: Convert to fraction form
    127,180.48/175,477.44 = 70,577.68/x
  3. Step 3: Cross multiply
    127,180.48x = 175,477.44 × 70,577.68
  4. Step 4: Simplify right side
    127,180.48x = 12,384,790,607.54
  5. Step 5: Solve for x
    x = 12,384,790,607.54/127,180.48
  6. Step 6: Final answer
    x = 97,379.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.