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Finding the Fourth Proportional to 45,599.80, 62,930.88 and 25,460.64

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Solution

The fourth proportional to 45,599.80, 62,930.88 and 25,460.64 is: 35,137.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,599.80 : 62,930.88 = 25,460.64 : x
  2. Step 2: Convert to fraction form
    45,599.80/62,930.88 = 25,460.64/x
  3. Step 3: Cross multiply
    45,599.80x = 62,930.88 × 25,460.64
  4. Step 4: Simplify right side
    45,599.80x = 1,602,260,480.56
  5. Step 5: Solve for x
    x = 1,602,260,480.56/45,599.80
  6. Step 6: Final answer
    x = 35,137.45

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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.