Home / 42,378.86-63,585.04-16,090.58

Finding the Fourth Proportional to 42,378.86, 63,585.04 and 16,090.58

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Solution

The fourth proportional to 42,378.86, 63,585.04 and 16,090.58 is: 24,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,378.86 : 63,585.04 = 16,090.58 : x
  2. Step 2: Convert to fraction form
    42,378.86/63,585.04 = 16,090.58/x
  3. Step 3: Cross multiply
    42,378.86x = 63,585.04 × 16,090.58
  4. Step 4: Simplify right side
    42,378.86x = 1,023,120,172.92
  5. Step 5: Solve for x
    x = 1,023,120,172.92/42,378.86
  6. Step 6: Final answer
    x = 24,142.23

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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.