Home / 68,648.96-94,730.98-38,429.17

Finding the Fourth Proportional to 68,648.96, 94,730.98 and 38,429.17

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Solution

The fourth proportional to 68,648.96, 94,730.98 and 38,429.17 is: 53,029.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,648.96 : 94,730.98 = 38,429.17 : x
  2. Step 2: Convert to fraction form
    68,648.96/94,730.98 = 38,429.17/x
  3. Step 3: Cross multiply
    68,648.96x = 94,730.98 × 38,429.17
  4. Step 4: Simplify right side
    68,648.96x = 3,640,432,934.69
  5. Step 5: Solve for x
    x = 3,640,432,934.69/68,648.96
  6. Step 6: Final answer
    x = 53,029.69

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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.