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Finding the Fourth Proportional to 55,435.84, 83,181.84 and 24,271.36

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Solution

The fourth proportional to 55,435.84, 83,181.84 and 24,271.36 is: 36,419.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,435.84 : 83,181.84 = 24,271.36 : x
  2. Step 2: Convert to fraction form
    55,435.84/83,181.84 = 24,271.36/x
  3. Step 3: Cross multiply
    55,435.84x = 83,181.84 × 24,271.36
  4. Step 4: Simplify right side
    55,435.84x = 2,018,936,384.10
  5. Step 5: Solve for x
    x = 2,018,936,384.10/55,435.84
  6. Step 6: Final answer
    x = 36,419.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.