Home / 227,577.20-341,365.80-143,596.40

Finding the Fourth Proportional to 227,577.20, 341,365.80 and 143,596.40

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Solution

The fourth proportional to 227,577.20, 341,365.80 and 143,596.40 is: 215,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,577.20 : 341,365.80 = 143,596.40 : x
  2. Step 2: Convert to fraction form
    227,577.20/341,365.80 = 143,596.40/x
  3. Step 3: Cross multiply
    227,577.20x = 341,365.80 × 143,596.40
  4. Step 4: Simplify right side
    227,577.20x = 49,018,899,963.12
  5. Step 5: Solve for x
    x = 49,018,899,963.12/227,577.20
  6. Step 6: Final answer
    x = 215,394.60

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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.