Home / 177,629.40-245,128.64-95,957.68

Finding the Fourth Proportional to 177,629.40, 245,128.64 and 95,957.68

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Solution

The fourth proportional to 177,629.40, 245,128.64 and 95,957.68 is: 132,421.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,629.40 : 245,128.64 = 95,957.68 : x
  2. Step 2: Convert to fraction form
    177,629.40/245,128.64 = 95,957.68/x
  3. Step 3: Cross multiply
    177,629.40x = 245,128.64 × 95,957.68
  4. Step 4: Simplify right side
    177,629.40x = 23,521,975,595.96
  5. Step 5: Solve for x
    x = 23,521,975,595.96/177,629.40
  6. Step 6: Final answer
    x = 132,421.64

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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.