Home / 175,099.35-243,268.41-172,999.83

Finding the Fourth Proportional to 175,099.35, 243,268.41 and 172,999.83

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Solution

The fourth proportional to 175,099.35, 243,268.41 and 172,999.83 is: 240,351.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,099.35 : 243,268.41 = 172,999.83 : x
  2. Step 2: Convert to fraction form
    175,099.35/243,268.41 = 172,999.83/x
  3. Step 3: Cross multiply
    175,099.35x = 243,268.41 × 172,999.83
  4. Step 4: Simplify right side
    175,099.35x = 42,085,393,574.37
  5. Step 5: Solve for x
    x = 42,085,393,574.37/175,099.35
  6. Step 6: Final answer
    x = 240,351.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.