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Finding the Fourth Proportional to 92,525.56, 138,779.00 and 62,731.10

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Solution

The fourth proportional to 92,525.56, 138,779.00 and 62,731.10 is: 94,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,525.56 : 138,779.00 = 62,731.10 : x
  2. Step 2: Convert to fraction form
    92,525.56/138,779.00 = 62,731.10/x
  3. Step 3: Cross multiply
    92,525.56x = 138,779.00 × 62,731.10
  4. Step 4: Simplify right side
    92,525.56x = 8,705,759,028.69
  5. Step 5: Solve for x
    x = 8,705,759,028.69/92,525.56
  6. Step 6: Final answer
    x = 94,090.32

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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.