Home / 184,894.68-255,154.86-100,011.36

Finding the Fourth Proportional to 184,894.68, 255,154.86 and 100,011.36

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Solution

The fourth proportional to 184,894.68, 255,154.86 and 100,011.36 is: 138,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,894.68 : 255,154.86 = 100,011.36 : x
  2. Step 2: Convert to fraction form
    184,894.68/255,154.86 = 100,011.36/x
  3. Step 3: Cross multiply
    184,894.68x = 255,154.86 × 100,011.36
  4. Step 4: Simplify right side
    184,894.68x = 25,518,384,559.21
  5. Step 5: Solve for x
    x = 25,518,384,559.21/184,894.68
  6. Step 6: Final answer
    x = 138,015.79

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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.