Home / 115,237.80-172,856.70-32,131.80

Finding the Fourth Proportional to 115,237.80, 172,856.70 and 32,131.80

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Solution

The fourth proportional to 115,237.80, 172,856.70 and 32,131.80 is: 48,197.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,237.80 : 172,856.70 = 32,131.80 : x
  2. Step 2: Convert to fraction form
    115,237.80/172,856.70 = 32,131.80/x
  3. Step 3: Cross multiply
    115,237.80x = 172,856.70 × 32,131.80
  4. Step 4: Simplify right side
    115,237.80x = 5,554,196,913.06
  5. Step 5: Solve for x
    x = 5,554,196,913.06/115,237.80
  6. Step 6: Final answer
    x = 48,197.70

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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.