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Finding the Fourth Proportional to 107,402.60, 161,042.14 and 44,266.30

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Solution

The fourth proportional to 107,402.60, 161,042.14 and 44,266.30 is: 66,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,402.60 : 161,042.14 = 44,266.30 : x
  2. Step 2: Convert to fraction form
    107,402.60/161,042.14 = 44,266.30/x
  3. Step 3: Cross multiply
    107,402.60x = 161,042.14 × 44,266.30
  4. Step 4: Simplify right side
    107,402.60x = 7,128,739,681.88
  5. Step 5: Solve for x
    x = 7,128,739,681.88/107,402.60
  6. Step 6: Final answer
    x = 66,374.00

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1.5x scale

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.