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Finding the Fourth Proportional to 38,506.58, 53,410.94 and 37,482.45

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Solution

The fourth proportional to 38,506.58, 53,410.94 and 37,482.45 is: 51,990.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.58 : 53,410.94 = 37,482.45 : x
  2. Step 2: Convert to fraction form
    38,506.58/53,410.94 = 37,482.45/x
  3. Step 3: Cross multiply
    38,506.58x = 53,410.94 × 37,482.45
  4. Step 4: Simplify right side
    38,506.58x = 2,001,972,700.59
  5. Step 5: Solve for x
    x = 2,001,972,700.59/38,506.58
  6. Step 6: Final answer
    x = 51,990.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.