Home / 433,423.64-649,973.79-149,033.75

Finding the Fourth Proportional to 433,423.64, 649,973.79 and 149,033.75

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Solution

The fourth proportional to 433,423.64, 649,973.79 and 149,033.75 is: 223,495.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,423.64 : 649,973.79 = 149,033.75 : x
  2. Step 2: Convert to fraction form
    433,423.64/649,973.79 = 149,033.75/x
  3. Step 3: Cross multiply
    433,423.64x = 649,973.79 × 149,033.75
  4. Step 4: Simplify right side
    433,423.64x = 96,868,028,075.54
  5. Step 5: Solve for x
    x = 96,868,028,075.54/433,423.64
  6. Step 6: Final answer
    x = 223,495.03

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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.