Home / 115,236.27-172,729.40-58,999.23

Finding the Fourth Proportional to 115,236.27, 172,729.40 and 58,999.23

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Solution

The fourth proportional to 115,236.27, 172,729.40 and 58,999.23 is: 88,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,236.27 : 172,729.40 = 58,999.23 : x
  2. Step 2: Convert to fraction form
    115,236.27/172,729.40 = 58,999.23/x
  3. Step 3: Cross multiply
    115,236.27x = 172,729.40 × 58,999.23
  4. Step 4: Simplify right side
    115,236.27x = 10,190,901,303.37
  5. Step 5: Solve for x
    x = 10,190,901,303.37/115,236.27
  6. Step 6: Final answer
    x = 88,434.84

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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.