Home / 185,223.03-255,345.99-131,488.44

Finding the Fourth Proportional to 185,223.03, 255,345.99 and 131,488.44

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Solution

The fourth proportional to 185,223.03, 255,345.99 and 131,488.44 is: 181,268.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,223.03 : 255,345.99 = 131,488.44 : x
  2. Step 2: Convert to fraction form
    185,223.03/255,345.99 = 131,488.44/x
  3. Step 3: Cross multiply
    185,223.03x = 255,345.99 × 131,488.44
  4. Step 4: Simplify right side
    185,223.03x = 33,575,045,885.36
  5. Step 5: Solve for x
    x = 33,575,045,885.36/185,223.03
  6. Step 6: Final answer
    x = 181,268.20

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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.