Home / 185,051.08-255,370.50-100,168.84

Finding the Fourth Proportional to 185,051.08, 255,370.50 and 100,168.84

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Solution

The fourth proportional to 185,051.08, 255,370.50 and 100,168.84 is: 138,233.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,051.08 : 255,370.50 = 100,168.84 : x
  2. Step 2: Convert to fraction form
    185,051.08/255,370.50 = 100,168.84/x
  3. Step 3: Cross multiply
    185,051.08x = 255,370.50 × 100,168.84
  4. Step 4: Simplify right side
    185,051.08x = 25,580,166,755.22
  5. Step 5: Solve for x
    x = 25,580,166,755.22/185,051.08
  6. Step 6: Final answer
    x = 138,233.00

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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.