Home / 127,563.40-191,241.42-44,515.72

Finding the Fourth Proportional to 127,563.40, 191,241.42 and 44,515.72

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Solution

The fourth proportional to 127,563.40, 191,241.42 and 44,515.72 is: 66,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,563.40 : 191,241.42 = 44,515.72 : x
  2. Step 2: Convert to fraction form
    127,563.40/191,241.42 = 44,515.72/x
  3. Step 3: Cross multiply
    127,563.40x = 191,241.42 × 44,515.72
  4. Step 4: Simplify right side
    127,563.40x = 8,513,249,505.12
  5. Step 5: Solve for x
    x = 8,513,249,505.12/127,563.40
  6. Step 6: Final answer
    x = 66,737.40

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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.