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Finding the Fourth Proportional to 38,157.54, 56,955.60 and 35,483.46

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Solution

The fourth proportional to 38,157.54, 56,955.60 and 35,483.46 is: 52,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,157.54 : 56,955.60 = 35,483.46 : x
  2. Step 2: Convert to fraction form
    38,157.54/56,955.60 = 35,483.46/x
  3. Step 3: Cross multiply
    38,157.54x = 56,955.60 × 35,483.46
  4. Step 4: Simplify right side
    38,157.54x = 2,020,981,754.38
  5. Step 5: Solve for x
    x = 2,020,981,754.38/38,157.54
  6. Step 6: Final answer
    x = 52,964.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.