Home / 127,514.32-191,271.16-38,767.44

Finding the Fourth Proportional to 127,514.32, 191,271.16 and 38,767.44

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Solution

The fourth proportional to 127,514.32, 191,271.16 and 38,767.44 is: 58,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,514.32 : 191,271.16 = 38,767.44 : x
  2. Step 2: Convert to fraction form
    127,514.32/191,271.16 = 38,767.44/x
  3. Step 3: Cross multiply
    127,514.32x = 191,271.16 × 38,767.44
  4. Step 4: Simplify right side
    127,514.32x = 7,415,093,219.03
  5. Step 5: Solve for x
    x = 7,415,093,219.03/127,514.32
  6. Step 6: Final answer
    x = 58,151.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.