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Finding the Fourth Proportional to 123,700.03, 185,402.40 and 67,554.25

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Solution

The fourth proportional to 123,700.03, 185,402.40 and 67,554.25 is: 101,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,700.03 : 185,402.40 = 67,554.25 : x
  2. Step 2: Convert to fraction form
    123,700.03/185,402.40 = 67,554.25/x
  3. Step 3: Cross multiply
    123,700.03x = 185,402.40 × 67,554.25
  4. Step 4: Simplify right side
    123,700.03x = 12,524,720,080.20
  5. Step 5: Solve for x
    x = 12,524,720,080.20/123,700.03
  6. Step 6: Final answer
    x = 101,250.74

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