Home / 178,337.88-246,065.85-120,985.02

Finding the Fourth Proportional to 178,337.88, 246,065.85 and 120,985.02

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Solution

The fourth proportional to 178,337.88, 246,065.85 and 120,985.02 is: 166,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,337.88 : 246,065.85 = 120,985.02 : x
  2. Step 2: Convert to fraction form
    178,337.88/246,065.85 = 120,985.02/x
  3. Step 3: Cross multiply
    178,337.88x = 246,065.85 × 120,985.02
  4. Step 4: Simplify right side
    178,337.88x = 29,770,281,783.57
  5. Step 5: Solve for x
    x = 29,770,281,783.57/178,337.88
  6. Step 6: Final answer
    x = 166,931.90

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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.