Home / 177,630.27-245,293.46-114,078.78

Finding the Fourth Proportional to 177,630.27, 245,293.46 and 114,078.78

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Solution

The fourth proportional to 177,630.27, 245,293.46 and 114,078.78 is: 157,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,630.27 : 245,293.46 = 114,078.78 : x
  2. Step 2: Convert to fraction form
    177,630.27/245,293.46 = 114,078.78/x
  3. Step 3: Cross multiply
    177,630.27x = 245,293.46 × 114,078.78
  4. Step 4: Simplify right side
    177,630.27x = 27,982,779,157.87
  5. Step 5: Solve for x
    x = 27,982,779,157.87/177,630.27
  6. Step 6: Final answer
    x = 157,533.85

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1.5x scale

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.