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Finding the Fourth Proportional to 97,090.34, 145,448.92 and 59,540.92

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Solution

The fourth proportional to 97,090.34, 145,448.92 and 59,540.92 is: 89,196.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,090.34 : 145,448.92 = 59,540.92 : x
  2. Step 2: Convert to fraction form
    97,090.34/145,448.92 = 59,540.92/x
  3. Step 3: Cross multiply
    97,090.34x = 145,448.92 × 59,540.92
  4. Step 4: Simplify right side
    97,090.34x = 8,660,162,509.81
  5. Step 5: Solve for x
    x = 8,660,162,509.81/97,090.34
  6. Step 6: Final answer
    x = 89,196.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.