Home / 185,111.19-255,323.52-113,519.74

Finding the Fourth Proportional to 185,111.19, 255,323.52 and 113,519.74

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Solution

The fourth proportional to 185,111.19, 255,323.52 and 113,519.74 is: 156,577.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,111.19 : 255,323.52 = 113,519.74 : x
  2. Step 2: Convert to fraction form
    185,111.19/255,323.52 = 113,519.74/x
  3. Step 3: Cross multiply
    185,111.19x = 255,323.52 × 113,519.74
  4. Step 4: Simplify right side
    185,111.19x = 28,984,259,606.28
  5. Step 5: Solve for x
    x = 28,984,259,606.28/185,111.19
  6. Step 6: Final answer
    x = 156,577.57

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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.