Home / 185,033.90-255,352.97-113,400.08

Finding the Fourth Proportional to 185,033.90, 255,352.97 and 113,400.08

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Solution

The fourth proportional to 185,033.90, 255,352.97 and 113,400.08 is: 156,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,033.90 : 255,352.97 = 113,400.08 : x
  2. Step 2: Convert to fraction form
    185,033.90/255,352.97 = 113,400.08/x
  3. Step 3: Cross multiply
    185,033.90x = 255,352.97 × 113,400.08
  4. Step 4: Simplify right side
    185,033.90x = 28,957,045,382.47
  5. Step 5: Solve for x
    x = 28,957,045,382.47/185,033.90
  6. Step 6: Final answer
    x = 156,495.90

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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.