Home / 199,333.32-274,924.26-127,720.32

Finding the Fourth Proportional to 199,333.32, 274,924.26 and 127,720.32

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Solution

The fourth proportional to 199,333.32, 274,924.26 and 127,720.32 is: 176,154.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,333.32 : 274,924.26 = 127,720.32 : x
  2. Step 2: Convert to fraction form
    199,333.32/274,924.26 = 127,720.32/x
  3. Step 3: Cross multiply
    199,333.32x = 274,924.26 × 127,720.32
  4. Step 4: Simplify right side
    199,333.32x = 35,113,414,462.96
  5. Step 5: Solve for x
    x = 35,113,414,462.96/199,333.32
  6. Step 6: Final answer
    x = 176,154.26

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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.