Home / 42,181.84-63,272.76-11,017.04

Finding the Fourth Proportional to 42,181.84, 63,272.76 and 11,017.04

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Solution

The fourth proportional to 42,181.84, 63,272.76 and 11,017.04 is: 16,525.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,181.84 : 63,272.76 = 11,017.04 : x
  2. Step 2: Convert to fraction form
    42,181.84/63,272.76 = 11,017.04/x
  3. Step 3: Cross multiply
    42,181.84x = 63,272.76 × 11,017.04
  4. Step 4: Simplify right side
    42,181.84x = 697,078,527.83
  5. Step 5: Solve for x
    x = 697,078,527.83/42,181.84
  6. Step 6: Final answer
    x = 16,525.56

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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.