Home / 100,025.92-137,458.46-95,400.28

Finding the Fourth Proportional to 100,025.92, 137,458.46 and 95,400.28

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Solution

The fourth proportional to 100,025.92, 137,458.46 and 95,400.28 is: 131,101.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,025.92 : 137,458.46 = 95,400.28 : x
  2. Step 2: Convert to fraction form
    100,025.92/137,458.46 = 95,400.28/x
  3. Step 3: Cross multiply
    100,025.92x = 137,458.46 × 95,400.28
  4. Step 4: Simplify right side
    100,025.92x = 13,113,575,572.37
  5. Step 5: Solve for x
    x = 13,113,575,572.37/100,025.92
  6. Step 6: Final answer
    x = 131,101.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.