Home / 38,201.80-57,140.70-34,281.40

Finding the Fourth Proportional to 38,201.80, 57,140.70 and 34,281.40

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Solution

The fourth proportional to 38,201.80, 57,140.70 and 34,281.40 is: 51,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,201.80 : 57,140.70 = 34,281.40 : x
  2. Step 2: Convert to fraction form
    38,201.80/57,140.70 = 34,281.40/x
  3. Step 3: Cross multiply
    38,201.80x = 57,140.70 × 34,281.40
  4. Step 4: Simplify right side
    38,201.80x = 1,958,863,192.98
  5. Step 5: Solve for x
    x = 1,958,863,192.98/38,201.80
  6. Step 6: Final answer
    x = 51,276.72

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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.