Home / 185,609.01-256,140.60-100,726.07

Finding the Fourth Proportional to 185,609.01, 256,140.60 and 100,726.07

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Solution

The fourth proportional to 185,609.01, 256,140.60 and 100,726.07 is: 139,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,609.01 : 256,140.60 = 100,726.07 : x
  2. Step 2: Convert to fraction form
    185,609.01/256,140.60 = 100,726.07/x
  3. Step 3: Cross multiply
    185,609.01x = 256,140.60 × 100,726.07
  4. Step 4: Simplify right side
    185,609.01x = 25,800,036,005.44
  5. Step 5: Solve for x
    x = 25,800,036,005.44/185,609.01
  6. Step 6: Final answer
    x = 139,002.07

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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.