Home / 68,429.48-94,427.24-38,212.99

Finding the Fourth Proportional to 68,429.48, 94,427.24 and 38,212.99

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Solution

The fourth proportional to 68,429.48, 94,427.24 and 38,212.99 is: 52,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,429.48 : 94,427.24 = 38,212.99 : x
  2. Step 2: Convert to fraction form
    68,429.48/94,427.24 = 38,212.99/x
  3. Step 3: Cross multiply
    68,429.48x = 94,427.24 × 38,212.99
  4. Step 4: Simplify right side
    68,429.48x = 3,608,346,750.71
  5. Step 5: Solve for x
    x = 3,608,346,750.71/68,429.48
  6. Step 6: Final answer
    x = 52,730.88

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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.