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Finding the Fourth Proportional to 35,459.37, 48,933.92 and 19,543.82

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Solution

The fourth proportional to 35,459.37, 48,933.92 and 19,543.82 is: 26,970.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.37 : 48,933.92 = 19,543.82 : x
  2. Step 2: Convert to fraction form
    35,459.37/48,933.92 = 19,543.82/x
  3. Step 3: Cross multiply
    35,459.37x = 48,933.92 × 19,543.82
  4. Step 4: Simplify right side
    35,459.37x = 956,355,528.56
  5. Step 5: Solve for x
    x = 956,355,528.56/35,459.37
  6. Step 6: Final answer
    x = 26,970.46

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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.