Home / 186,058.22-256,779.40-109,601.37

Finding the Fourth Proportional to 186,058.22, 256,779.40 and 109,601.37

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Solution

The fourth proportional to 186,058.22, 256,779.40 and 109,601.37 is: 151,261.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,058.22 : 256,779.40 = 109,601.37 : x
  2. Step 2: Convert to fraction form
    186,058.22/256,779.40 = 109,601.37/x
  3. Step 3: Cross multiply
    186,058.22x = 256,779.40 × 109,601.37
  4. Step 4: Simplify right side
    186,058.22x = 28,143,374,027.78
  5. Step 5: Solve for x
    x = 28,143,374,027.78/186,058.22
  6. Step 6: Final answer
    x = 151,261.12

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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.