Home / 42,525.64-63,774.86-14,057.28

Finding the Fourth Proportional to 42,525.64, 63,774.86 and 14,057.28

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Solution

The fourth proportional to 42,525.64, 63,774.86 and 14,057.28 is: 21,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,525.64 : 63,774.86 = 14,057.28 : x
  2. Step 2: Convert to fraction form
    42,525.64/63,774.86 = 14,057.28/x
  3. Step 3: Cross multiply
    42,525.64x = 63,774.86 × 14,057.28
  4. Step 4: Simplify right side
    42,525.64x = 896,501,063.98
  5. Step 5: Solve for x
    x = 896,501,063.98/42,525.64
  6. Step 6: Final answer
    x = 21,081.42

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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.