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Finding the Fourth Proportional to 97,680.84, 134,799.57 and 52,968.84

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Solution

The fourth proportional to 97,680.84, 134,799.57 and 52,968.84 is: 73,097.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,680.84 : 134,799.57 = 52,968.84 : x
  2. Step 2: Convert to fraction form
    97,680.84/134,799.57 = 52,968.84/x
  3. Step 3: Cross multiply
    97,680.84x = 134,799.57 × 52,968.84
  4. Step 4: Simplify right side
    97,680.84x = 7,140,176,855.40
  5. Step 5: Solve for x
    x = 7,140,176,855.40/97,680.84
  6. Step 6: Final answer
    x = 73,097.01

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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.