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Finding the Fourth Proportional to 97,575.89, 134,652.97 and 55,133.51

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Solution

The fourth proportional to 97,575.89, 134,652.97 and 55,133.51 is: 76,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,575.89 : 134,652.97 = 55,133.51 : x
  2. Step 2: Convert to fraction form
    97,575.89/134,652.97 = 55,133.51/x
  3. Step 3: Cross multiply
    97,575.89x = 134,652.97 × 55,133.51
  4. Step 4: Simplify right side
    97,575.89x = 7,423,890,768.63
  5. Step 5: Solve for x
    x = 7,423,890,768.63/97,575.89
  6. Step 6: Final answer
    x = 76,083.25

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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.