Home / 149,938.49-224,947.16-53,885.40

Finding the Fourth Proportional to 149,938.49, 224,947.16 and 53,885.40

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Solution

The fourth proportional to 149,938.49, 224,947.16 and 53,885.40 is: 80,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,938.49 : 224,947.16 = 53,885.40 : x
  2. Step 2: Convert to fraction form
    149,938.49/224,947.16 = 53,885.40/x
  3. Step 3: Cross multiply
    149,938.49x = 224,947.16 × 53,885.40
  4. Step 4: Simplify right side
    149,938.49x = 12,121,367,426.04
  5. Step 5: Solve for x
    x = 12,121,367,426.04/149,938.49
  6. Step 6: Final answer
    x = 80,842.27

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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.