Home / 184,900.08-255,160.92-100,015.32

Finding the Fourth Proportional to 184,900.08, 255,160.92 and 100,015.32

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Solution

The fourth proportional to 184,900.08, 255,160.92 and 100,015.32 is: 138,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,900.08 : 255,160.92 = 100,015.32 : x
  2. Step 2: Convert to fraction form
    184,900.08/255,160.92 = 100,015.32/x
  3. Step 3: Cross multiply
    184,900.08x = 255,160.92 × 100,015.32
  4. Step 4: Simplify right side
    184,900.08x = 25,520,001,065.29
  5. Step 5: Solve for x
    x = 25,520,001,065.29/184,900.08
  6. Step 6: Final answer
    x = 138,020.50

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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.