Home / 185,343.14-255,773.91-100,460.26

Finding the Fourth Proportional to 185,343.14, 255,773.91 and 100,460.26

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Solution

The fourth proportional to 185,343.14, 255,773.91 and 100,460.26 is: 138,635.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,343.14 : 255,773.91 = 100,460.26 : x
  2. Step 2: Convert to fraction form
    185,343.14/255,773.91 = 100,460.26/x
  3. Step 3: Cross multiply
    185,343.14x = 255,773.91 × 100,460.26
  4. Step 4: Simplify right side
    185,343.14x = 25,695,113,499.82
  5. Step 5: Solve for x
    x = 25,695,113,499.82/185,343.14
  6. Step 6: Final answer
    x = 138,635.36

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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.