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Finding the Fourth Proportional to 107,667.95, 148,580.29 and 59,921.29

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Solution

The fourth proportional to 107,667.95, 148,580.29 and 59,921.29 is: 82,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,667.95 : 148,580.29 = 59,921.29 : x
  2. Step 2: Convert to fraction form
    107,667.95/148,580.29 = 59,921.29/x
  3. Step 3: Cross multiply
    107,667.95x = 148,580.29 × 59,921.29
  4. Step 4: Simplify right side
    107,667.95x = 8,903,122,070.24
  5. Step 5: Solve for x
    x = 8,903,122,070.24/107,667.95
  6. Step 6: Final answer
    x = 82,690.55

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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.