Home / 291,743.40-437,615.10-104,773.80

Finding the Fourth Proportional to 291,743.40, 437,615.10 and 104,773.80

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Solution

The fourth proportional to 291,743.40, 437,615.10 and 104,773.80 is: 157,160.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,743.40 : 437,615.10 = 104,773.80 : x
  2. Step 2: Convert to fraction form
    291,743.40/437,615.10 = 104,773.80/x
  3. Step 3: Cross multiply
    291,743.40x = 437,615.10 × 104,773.80
  4. Step 4: Simplify right side
    291,743.40x = 45,850,596,964.38
  5. Step 5: Solve for x
    x = 45,850,596,964.38/291,743.40
  6. Step 6: Final answer
    x = 157,160.70

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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.