Home / 291,983.40-437,672.70-158,581.80

Finding the Fourth Proportional to 291,983.40, 437,672.70 and 158,581.80

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Solution

The fourth proportional to 291,983.40, 437,672.70 and 158,581.80 is: 237,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,983.40 : 437,672.70 = 158,581.80 : x
  2. Step 2: Convert to fraction form
    291,983.40/437,672.70 = 158,581.80/x
  3. Step 3: Cross multiply
    291,983.40x = 437,672.70 × 158,581.80
  4. Step 4: Simplify right side
    291,983.40x = 69,406,924,576.86
  5. Step 5: Solve for x
    x = 69,406,924,576.86/291,983.40
  6. Step 6: Final answer
    x = 237,708.46

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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.