Home / 185,679.04-256,237.40-100,796.08

Finding the Fourth Proportional to 185,679.04, 256,237.40 and 100,796.08

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Solution

The fourth proportional to 185,679.04, 256,237.40 and 100,796.08 is: 139,098.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,679.04 : 256,237.40 = 100,796.08 : x
  2. Step 2: Convert to fraction form
    185,679.04/256,237.40 = 100,796.08/x
  3. Step 3: Cross multiply
    185,679.04x = 256,237.40 × 100,796.08
  4. Step 4: Simplify right side
    185,679.04x = 25,827,725,469.39
  5. Step 5: Solve for x
    x = 25,827,725,469.39/185,679.04
  6. Step 6: Final answer
    x = 139,098.77

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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.