Home / 177,562.67-245,043.69-102,111.17

Finding the Fourth Proportional to 177,562.67, 245,043.69 and 102,111.17

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Solution

The fourth proportional to 177,562.67, 245,043.69 and 102,111.17 is: 140,917.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,562.67 : 245,043.69 = 102,111.17 : x
  2. Step 2: Convert to fraction form
    177,562.67/245,043.69 = 102,111.17/x
  3. Step 3: Cross multiply
    177,562.67x = 245,043.69 × 102,111.17
  4. Step 4: Simplify right side
    177,562.67x = 25,021,697,887.02
  5. Step 5: Solve for x
    x = 25,021,697,887.02/177,562.67
  6. Step 6: Final answer
    x = 140,917.56

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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.