Home / 227,654.41-341,518.65-85,510.75

Finding the Fourth Proportional to 227,654.41, 341,518.65 and 85,510.75

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Solution

The fourth proportional to 227,654.41, 341,518.65 and 85,510.75 is: 128,280.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,654.41 : 341,518.65 = 85,510.75 : x
  2. Step 2: Convert to fraction form
    227,654.41/341,518.65 = 85,510.75/x
  3. Step 3: Cross multiply
    227,654.41x = 341,518.65 × 85,510.75
  4. Step 4: Simplify right side
    227,654.41x = 29,203,515,900.49
  5. Step 5: Solve for x
    x = 29,203,515,900.49/227,654.41
  6. Step 6: Final answer
    x = 128,280.04

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1.5x scale

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.