Home / 151,928.40-227,455.20-134,432.40

Finding the Fourth Proportional to 151,928.40, 227,455.20 and 134,432.40

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Solution

The fourth proportional to 151,928.40, 227,455.20 and 134,432.40 is: 201,261.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,928.40 : 227,455.20 = 134,432.40 : x
  2. Step 2: Convert to fraction form
    151,928.40/227,455.20 = 134,432.40/x
  3. Step 3: Cross multiply
    151,928.40x = 227,455.20 × 134,432.40
  4. Step 4: Simplify right side
    151,928.40x = 30,577,348,428.48
  5. Step 5: Solve for x
    x = 30,577,348,428.48/151,928.40
  6. Step 6: Final answer
    x = 201,261.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.