Home / 51,874.04-71,580.30-29,211.32

Finding the Fourth Proportional to 51,874.04, 71,580.30 and 29,211.32

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Solution

The fourth proportional to 51,874.04, 71,580.30 and 29,211.32 is: 40,308.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,874.04 : 71,580.30 = 29,211.32 : x
  2. Step 2: Convert to fraction form
    51,874.04/71,580.30 = 29,211.32/x
  3. Step 3: Cross multiply
    51,874.04x = 71,580.30 × 29,211.32
  4. Step 4: Simplify right side
    51,874.04x = 2,090,955,049.00
  5. Step 5: Solve for x
    x = 2,090,955,049.00/51,874.04
  6. Step 6: Final answer
    x = 40,308.31

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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.