Home / 42,447.10-63,669.02-14,369.26

Finding the Fourth Proportional to 42,447.10, 63,669.02 and 14,369.26

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Solution

The fourth proportional to 42,447.10, 63,669.02 and 14,369.26 is: 21,553.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.10 : 63,669.02 = 14,369.26 : x
  2. Step 2: Convert to fraction form
    42,447.10/63,669.02 = 14,369.26/x
  3. Step 3: Cross multiply
    42,447.10x = 63,669.02 × 14,369.26
  4. Step 4: Simplify right side
    42,447.10x = 914,876,702.33
  5. Step 5: Solve for x
    x = 914,876,702.33/42,447.10
  6. Step 6: Final answer
    x = 21,553.34

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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.