Home / 42,536.97-63,808.39-14,445.56

Finding the Fourth Proportional to 42,536.97, 63,808.39 and 14,445.56

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Solution

The fourth proportional to 42,536.97, 63,808.39 and 14,445.56 is: 21,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,536.97 : 63,808.39 = 14,445.56 : x
  2. Step 2: Convert to fraction form
    42,536.97/63,808.39 = 14,445.56/x
  3. Step 3: Cross multiply
    42,536.97x = 63,808.39 × 14,445.56
  4. Step 4: Simplify right side
    42,536.97x = 921,747,926.25
  5. Step 5: Solve for x
    x = 921,747,926.25/42,536.97
  6. Step 6: Final answer
    x = 21,669.34

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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.