Home / 42,501.46-63,759.48-12,922.24

Finding the Fourth Proportional to 42,501.46, 63,759.48 and 12,922.24

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Solution

The fourth proportional to 42,501.46, 63,759.48 and 12,922.24 is: 19,385.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,501.46 : 63,759.48 = 12,922.24 : x
  2. Step 2: Convert to fraction form
    42,501.46/63,759.48 = 12,922.24/x
  3. Step 3: Cross multiply
    42,501.46x = 63,759.48 × 12,922.24
  4. Step 4: Simplify right side
    42,501.46x = 823,915,302.84
  5. Step 5: Solve for x
    x = 823,915,302.84/42,501.46
  6. Step 6: Final answer
    x = 19,385.58

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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.