Home / 116,280.12-160,467.66-65,975.16

Finding the Fourth Proportional to 116,280.12, 160,467.66 and 65,975.16

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Solution

The fourth proportional to 116,280.12, 160,467.66 and 65,975.16 is: 91,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,280.12 : 160,467.66 = 65,975.16 : x
  2. Step 2: Convert to fraction form
    116,280.12/160,467.66 = 65,975.16/x
  3. Step 3: Cross multiply
    116,280.12x = 160,467.66 × 65,975.16
  4. Step 4: Simplify right side
    116,280.12x = 10,586,879,543.33
  5. Step 5: Solve for x
    x = 10,586,879,543.33/116,280.12
  6. Step 6: Final answer
    x = 91,046.34

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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.