Home / 42,406.68-63,585-16,113.24

Finding the Fourth Proportional to 42,406.68, 63,585 and 16,113.24

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Solution

The fourth proportional to 42,406.68, 63,585 and 16,113.24 is: 24,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406.68 : 63,585 = 16,113.24 : x
  2. Step 2: Convert to fraction form
    42,406.68/63,585 = 16,113.24/x
  3. Step 3: Cross multiply
    42,406.68x = 63,585 × 16,113.24
  4. Step 4: Simplify right side
    42,406.68x = 1,024,560,365.40
  5. Step 5: Solve for x
    x = 1,024,560,365.40/42,406.68
  6. Step 6: Final answer
    x = 24,160.35

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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.