Home / 118,688.90-177,975.93-43,844.29

Finding the Fourth Proportional to 118,688.90, 177,975.93 and 43,844.29

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Solution

The fourth proportional to 118,688.90, 177,975.93 and 43,844.29 is: 65,745.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,688.90 : 177,975.93 = 43,844.29 : x
  2. Step 2: Convert to fraction form
    118,688.90/177,975.93 = 43,844.29/x
  3. Step 3: Cross multiply
    118,688.90x = 177,975.93 × 43,844.29
  4. Step 4: Simplify right side
    118,688.90x = 7,803,228,007.42
  5. Step 5: Solve for x
    x = 7,803,228,007.42/118,688.90
  6. Step 6: Final answer
    x = 65,745.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.