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Finding the Fourth Proportional to 97,503.01, 134,554.16 and 55,064.27

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Solution

The fourth proportional to 97,503.01, 134,554.16 and 55,064.27 is: 75,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,503.01 : 134,554.16 = 55,064.27 : x
  2. Step 2: Convert to fraction form
    97,503.01/134,554.16 = 55,064.27/x
  3. Step 3: Cross multiply
    97,503.01x = 134,554.16 × 55,064.27
  4. Step 4: Simplify right side
    97,503.01x = 7,409,126,595.86
  5. Step 5: Solve for x
    x = 7,409,126,595.86/97,503.01
  6. Step 6: Final answer
    x = 75,988.70

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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.