Home / 69,824.98-96,360.12-39,612.34

Finding the Fourth Proportional to 69,824.98, 96,360.12 and 39,612.34

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Solution

The fourth proportional to 69,824.98, 96,360.12 and 39,612.34 is: 54,665.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,824.98 : 96,360.12 = 39,612.34 : x
  2. Step 2: Convert to fraction form
    69,824.98/96,360.12 = 39,612.34/x
  3. Step 3: Cross multiply
    69,824.98x = 96,360.12 × 39,612.34
  4. Step 4: Simplify right side
    69,824.98x = 3,817,049,835.88
  5. Step 5: Solve for x
    x = 3,817,049,835.88/69,824.98
  6. Step 6: Final answer
    x = 54,665.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.