Home / 51,574.40-71,167.04-30,360.32

Finding the Fourth Proportional to 51,574.40, 71,167.04 and 30,360.32

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Solution

The fourth proportional to 51,574.40, 71,167.04 and 30,360.32 is: 41,893.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,574.40 : 71,167.04 = 30,360.32 : x
  2. Step 2: Convert to fraction form
    51,574.40/71,167.04 = 30,360.32/x
  3. Step 3: Cross multiply
    51,574.40x = 71,167.04 × 30,360.32
  4. Step 4: Simplify right side
    51,574.40x = 2,160,654,107.85
  5. Step 5: Solve for x
    x = 2,160,654,107.85/51,574.40
  6. Step 6: Final answer
    x = 41,893.93

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1.5x scale

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.