Home / 184,878.18-255,131.91-99,995.24

Finding the Fourth Proportional to 184,878.18, 255,131.91 and 99,995.24

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Solution

The fourth proportional to 184,878.18, 255,131.91 and 99,995.24 is: 137,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,878.18 : 255,131.91 = 99,995.24 : x
  2. Step 2: Convert to fraction form
    184,878.18/255,131.91 = 99,995.24/x
  3. Step 3: Cross multiply
    184,878.18x = 255,131.91 × 99,995.24
  4. Step 4: Simplify right side
    184,878.18x = 25,511,977,209.94
  5. Step 5: Solve for x
    x = 25,511,977,209.94/184,878.18
  6. Step 6: Final answer
    x = 137,993.45

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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.