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Finding the Fourth Proportional to 35,457.53, 48,932.52 and 19,542.56

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Solution

The fourth proportional to 35,457.53, 48,932.52 and 19,542.56 is: 26,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,457.53 : 48,932.52 = 19,542.56 : x
  2. Step 2: Convert to fraction form
    35,457.53/48,932.52 = 19,542.56/x
  3. Step 3: Cross multiply
    35,457.53x = 48,932.52 × 19,542.56
  4. Step 4: Simplify right side
    35,457.53x = 956,266,708.05
  5. Step 5: Solve for x
    x = 956,266,708.05/35,457.53
  6. Step 6: Final answer
    x = 26,969.35

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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.