Home / 194,766.45-291,985.65-101,272.20

Finding the Fourth Proportional to 194,766.45, 291,985.65 and 101,272.20

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Solution

The fourth proportional to 194,766.45, 291,985.65 and 101,272.20 is: 151,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,766.45 : 291,985.65 = 101,272.20 : x
  2. Step 2: Convert to fraction form
    194,766.45/291,985.65 = 101,272.20/x
  3. Step 3: Cross multiply
    194,766.45x = 291,985.65 × 101,272.20
  4. Step 4: Simplify right side
    194,766.45x = 29,570,029,143.93
  5. Step 5: Solve for x
    x = 29,570,029,143.93/194,766.45
  6. Step 6: Final answer
    x = 151,823.01

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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.