Home / 42,550.75-63,855.30-14,848.75

Finding the Fourth Proportional to 42,550.75, 63,855.30 and 14,848.75

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Solution

The fourth proportional to 42,550.75, 63,855.30 and 14,848.75 is: 22,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,550.75 : 63,855.30 = 14,848.75 : x
  2. Step 2: Convert to fraction form
    42,550.75/63,855.30 = 14,848.75/x
  3. Step 3: Cross multiply
    42,550.75x = 63,855.30 × 14,848.75
  4. Step 4: Simplify right side
    42,550.75x = 948,171,385.88
  5. Step 5: Solve for x
    x = 948,171,385.88/42,550.75
  6. Step 6: Final answer
    x = 22,283.31

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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.