Home / 177,911.77-245,518.09-97,339.61

Finding the Fourth Proportional to 177,911.77, 245,518.09 and 97,339.61

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Solution

The fourth proportional to 177,911.77, 245,518.09 and 97,339.61 is: 134,328.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,911.77 : 245,518.09 = 97,339.61 : x
  2. Step 2: Convert to fraction form
    177,911.77/245,518.09 = 97,339.61/x
  3. Step 3: Cross multiply
    177,911.77x = 245,518.09 × 97,339.61
  4. Step 4: Simplify right side
    177,911.77x = 23,898,635,153.73
  5. Step 5: Solve for x
    x = 23,898,635,153.73/177,911.77
  6. Step 6: Final answer
    x = 134,328.58

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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.