Home / 202,320.55-303,667.17-102,551.50

Finding the Fourth Proportional to 202,320.55, 303,667.17 and 102,551.50

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Solution

The fourth proportional to 202,320.55, 303,667.17 and 102,551.50 is: 153,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,320.55 : 303,667.17 = 102,551.50 : x
  2. Step 2: Convert to fraction form
    202,320.55/303,667.17 = 102,551.50/x
  3. Step 3: Cross multiply
    202,320.55x = 303,667.17 × 102,551.50
  4. Step 4: Simplify right side
    202,320.55x = 31,141,523,784.26
  5. Step 5: Solve for x
    x = 31,141,523,784.26/202,320.55
  6. Step 6: Final answer
    x = 153,921.70

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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.