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Finding the Fourth Proportional to 97,482.88, 134,523.60 and 55,045.36

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Solution

The fourth proportional to 97,482.88, 134,523.60 and 55,045.36 is: 75,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,482.88 : 134,523.60 = 55,045.36 : x
  2. Step 2: Convert to fraction form
    97,482.88/134,523.60 = 55,045.36/x
  3. Step 3: Cross multiply
    97,482.88x = 134,523.60 × 55,045.36
  4. Step 4: Simplify right side
    97,482.88x = 7,404,899,990.50
  5. Step 5: Solve for x
    x = 7,404,899,990.50/97,482.88
  6. Step 6: Final answer
    x = 75,961.03

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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.