Home / 115,150.15-172,725.22-44,980.25

Finding the Fourth Proportional to 115,150.15, 172,725.22 and 44,980.25

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Solution

The fourth proportional to 115,150.15, 172,725.22 and 44,980.25 is: 67,470.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,150.15 : 172,725.22 = 44,980.25 : x
  2. Step 2: Convert to fraction form
    115,150.15/172,725.22 = 44,980.25/x
  3. Step 3: Cross multiply
    115,150.15x = 172,725.22 × 44,980.25
  4. Step 4: Simplify right side
    115,150.15x = 7,769,223,576.91
  5. Step 5: Solve for x
    x = 7,769,223,576.91/115,150.15
  6. Step 6: Final answer
    x = 67,470.38

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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.