Home / 148,094.85-204,158.34-105,579.57

Finding the Fourth Proportional to 148,094.85, 204,158.34 and 105,579.57

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Solution

The fourth proportional to 148,094.85, 204,158.34 and 105,579.57 is: 145,548.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,094.85 : 204,158.34 = 105,579.57 : x
  2. Step 2: Convert to fraction form
    148,094.85/204,158.34 = 105,579.57/x
  3. Step 3: Cross multiply
    148,094.85x = 204,158.34 × 105,579.57
  4. Step 4: Simplify right side
    148,094.85x = 21,554,949,731.61
  5. Step 5: Solve for x
    x = 21,554,949,731.61/148,094.85
  6. Step 6: Final answer
    x = 145,548.27

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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.