Home / 149,723.40-224,282.70-93,390.60

Finding the Fourth Proportional to 149,723.40, 224,282.70 and 93,390.60

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Solution

The fourth proportional to 149,723.40, 224,282.70 and 93,390.60 is: 139,897.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,723.40 : 224,282.70 = 93,390.60 : x
  2. Step 2: Convert to fraction form
    149,723.40/224,282.70 = 93,390.60/x
  3. Step 3: Cross multiply
    149,723.40x = 224,282.70 × 93,390.60
  4. Step 4: Simplify right side
    149,723.40x = 20,945,895,922.62
  5. Step 5: Solve for x
    x = 20,945,895,922.62/149,723.40
  6. Step 6: Final answer
    x = 139,897.28

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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.