Home / 42,490.62-63,708.57-16,181.01

Finding the Fourth Proportional to 42,490.62, 63,708.57 and 16,181.01

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Solution

The fourth proportional to 42,490.62, 63,708.57 and 16,181.01 is: 24,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,490.62 : 63,708.57 = 16,181.01 : x
  2. Step 2: Convert to fraction form
    42,490.62/63,708.57 = 16,181.01/x
  3. Step 3: Cross multiply
    42,490.62x = 63,708.57 × 16,181.01
  4. Step 4: Simplify right side
    42,490.62x = 1,030,869,008.26
  5. Step 5: Solve for x
    x = 1,030,869,008.26/42,490.62
  6. Step 6: Final answer
    x = 24,261.10

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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.