Home / 68,569.34-94,623.59-38,357.15

Finding the Fourth Proportional to 68,569.34, 94,623.59 and 38,357.15

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Solution

The fourth proportional to 68,569.34, 94,623.59 and 38,357.15 is: 52,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,569.34 : 94,623.59 = 38,357.15 : x
  2. Step 2: Convert to fraction form
    68,569.34/94,623.59 = 38,357.15/x
  3. Step 3: Cross multiply
    68,569.34x = 94,623.59 × 38,357.15
  4. Step 4: Simplify right side
    68,569.34x = 3,629,490,857.94
  5. Step 5: Solve for x
    x = 3,629,490,857.94/68,569.34
  6. Step 6: Final answer
    x = 52,931.69

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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.