Home / 291,939.40-437,922.06-114,430.60

Finding the Fourth Proportional to 291,939.40, 437,922.06 and 114,430.60

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Solution

The fourth proportional to 291,939.40, 437,922.06 and 114,430.60 is: 171,650.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,939.40 : 437,922.06 = 114,430.60 : x
  2. Step 2: Convert to fraction form
    291,939.40/437,922.06 = 114,430.60/x
  3. Step 3: Cross multiply
    291,939.40x = 437,922.06 × 114,430.60
  4. Step 4: Simplify right side
    291,939.40x = 50,111,684,079.04
  5. Step 5: Solve for x
    x = 50,111,684,079.04/291,939.40
  6. Step 6: Final answer
    x = 171,650.98

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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.