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Finding the Fourth Proportional to 71,802.28, 107,702.46 and 25,054.92

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Solution

The fourth proportional to 71,802.28, 107,702.46 and 25,054.92 is: 37,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,802.28 : 107,702.46 = 25,054.92 : x
  2. Step 2: Convert to fraction form
    71,802.28/107,702.46 = 25,054.92/x
  3. Step 3: Cross multiply
    71,802.28x = 107,702.46 × 25,054.92
  4. Step 4: Simplify right side
    71,802.28x = 2,698,476,519.10
  5. Step 5: Solve for x
    x = 2,698,476,519.10/71,802.28
  6. Step 6: Final answer
    x = 37,582.05

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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.