Home / 185,779.01-256,376.37-100,896.06

Finding the Fourth Proportional to 185,779.01, 256,376.37 and 100,896.06

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Solution

The fourth proportional to 185,779.01, 256,376.37 and 100,896.06 is: 139,237.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,779.01 : 256,376.37 = 100,896.06 : x
  2. Step 2: Convert to fraction form
    185,779.01/256,376.37 = 100,896.06/x
  3. Step 3: Cross multiply
    185,779.01x = 256,376.37 × 100,896.06
  4. Step 4: Simplify right side
    185,779.01x = 25,867,365,610.10
  5. Step 5: Solve for x
    x = 25,867,365,610.10/185,779.01
  6. Step 6: Final answer
    x = 139,237.29

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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.