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Finding the Fourth Proportional to 68,335, 94,302.32 and 38,527

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Solution

The fourth proportional to 68,335, 94,302.32 and 38,527 is: 53,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,335 : 94,302.32 = 38,527 : x
  2. Step 2: Convert to fraction form
    68,335/94,302.32 = 38,527/x
  3. Step 3: Cross multiply
    68,335x = 94,302.32 × 38,527
  4. Step 4: Simplify right side
    68,335x = 3,633,185,482.64
  5. Step 5: Solve for x
    x = 3,633,185,482.64/68,335
  6. Step 6: Final answer
    x = 53,167.27

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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.