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Finding the Fourth Proportional to 35,453.53, 48,925.92 and 19,538.25

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Solution

The fourth proportional to 35,453.53, 48,925.92 and 19,538.25 is: 26,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.53 : 48,925.92 = 19,538.25 : x
  2. Step 2: Convert to fraction form
    35,453.53/48,925.92 = 19,538.25/x
  3. Step 3: Cross multiply
    35,453.53x = 48,925.92 × 19,538.25
  4. Step 4: Simplify right side
    35,453.53x = 955,926,856.44
  5. Step 5: Solve for x
    x = 955,926,856.44/35,453.53
  6. Step 6: Final answer
    x = 26,962.81

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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.