Home / 256,848.08-354,477.03-147,956.18

Finding the Fourth Proportional to 256,848.08, 354,477.03 and 147,956.18

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Solution

The fourth proportional to 256,848.08, 354,477.03 and 147,956.18 is: 204,194.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,848.08 : 354,477.03 = 147,956.18 : x
  2. Step 2: Convert to fraction form
    256,848.08/354,477.03 = 147,956.18/x
  3. Step 3: Cross multiply
    256,848.08x = 354,477.03 × 147,956.18
  4. Step 4: Simplify right side
    256,848.08x = 52,447,067,256.55
  5. Step 5: Solve for x
    x = 52,447,067,256.55/256,848.08
  6. Step 6: Final answer
    x = 204,194.90

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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.