Home / 291,049.04-436,573.74-130,937.96

Finding the Fourth Proportional to 291,049.04, 436,573.74 and 130,937.96

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Solution

The fourth proportional to 291,049.04, 436,573.74 and 130,937.96 is: 196,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,049.04 : 436,573.74 = 130,937.96 : x
  2. Step 2: Convert to fraction form
    291,049.04/436,573.74 = 130,937.96/x
  3. Step 3: Cross multiply
    291,049.04x = 436,573.74 × 130,937.96
  4. Step 4: Simplify right side
    291,049.04x = 57,164,074,905.17
  5. Step 5: Solve for x
    x = 57,164,074,905.17/291,049.04
  6. Step 6: Final answer
    x = 196,407.02

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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.