Home / 175,403.03-263,100.90-70,193.75

Finding the Fourth Proportional to 175,403.03, 263,100.90 and 70,193.75

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Solution

The fourth proportional to 175,403.03, 263,100.90 and 70,193.75 is: 105,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,403.03 : 263,100.90 = 70,193.75 : x
  2. Step 2: Convert to fraction form
    175,403.03/263,100.90 = 70,193.75/x
  3. Step 3: Cross multiply
    175,403.03x = 263,100.90 × 70,193.75
  4. Step 4: Simplify right side
    175,403.03x = 18,468,038,799.38
  5. Step 5: Solve for x
    x = 18,468,038,799.38/175,403.03
  6. Step 6: Final answer
    x = 105,289.17

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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.