Home / 149,709.40-224,567.70-44,531.80

Finding the Fourth Proportional to 149,709.40, 224,567.70 and 44,531.80

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Solution

The fourth proportional to 149,709.40, 224,567.70 and 44,531.80 is: 66,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,709.40 : 224,567.70 = 44,531.80 : x
  2. Step 2: Convert to fraction form
    149,709.40/224,567.70 = 44,531.80/x
  3. Step 3: Cross multiply
    149,709.40x = 224,567.70 × 44,531.80
  4. Step 4: Simplify right side
    149,709.40x = 10,000,403,902.86
  5. Step 5: Solve for x
    x = 10,000,403,902.86/149,709.40
  6. Step 6: Final answer
    x = 66,798.77

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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.