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Finding the Fourth Proportional to 68,358, 94,334.04 and 38,550

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Solution

The fourth proportional to 68,358, 94,334.04 and 38,550 is: 53,199.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,358 : 94,334.04 = 38,550 : x
  2. Step 2: Convert to fraction form
    68,358/94,334.04 = 38,550/x
  3. Step 3: Cross multiply
    68,358x = 94,334.04 × 38,550
  4. Step 4: Simplify right side
    68,358x = 3,636,577,242.00
  5. Step 5: Solve for x
    x = 3,636,577,242.00/68,358
  6. Step 6: Final answer
    x = 53,199.00

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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.