Home / 42,420.08-63,622.28-16,118.48

Finding the Fourth Proportional to 42,420.08, 63,622.28 and 16,118.48

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Solution

The fourth proportional to 42,420.08, 63,622.28 and 16,118.48 is: 24,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,420.08 : 63,622.28 = 16,118.48 : x
  2. Step 2: Convert to fraction form
    42,420.08/63,622.28 = 16,118.48/x
  3. Step 3: Cross multiply
    42,420.08x = 63,622.28 × 16,118.48
  4. Step 4: Simplify right side
    42,420.08x = 1,025,494,447.73
  5. Step 5: Solve for x
    x = 1,025,494,447.73/42,420.08
  6. Step 6: Final answer
    x = 24,174.74

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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.