Home / 127,683.44-176,176.32-73,965.24

Finding the Fourth Proportional to 127,683.44, 176,176.32 and 73,965.24

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Solution

The fourth proportional to 127,683.44, 176,176.32 and 73,965.24 is: 102,056.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,683.44 : 176,176.32 = 73,965.24 : x
  2. Step 2: Convert to fraction form
    127,683.44/176,176.32 = 73,965.24/x
  3. Step 3: Cross multiply
    127,683.44x = 176,176.32 × 73,965.24
  4. Step 4: Simplify right side
    127,683.44x = 13,030,923,791.12
  5. Step 5: Solve for x
    x = 13,030,923,791.12/127,683.44
  6. Step 6: Final answer
    x = 102,056.49

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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.