Home / 152,543.55-228,812.87-47,362.62

Finding the Fourth Proportional to 152,543.55, 228,812.87 and 47,362.62

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Solution

The fourth proportional to 152,543.55, 228,812.87 and 47,362.62 is: 71,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,543.55 : 228,812.87 = 47,362.62 : x
  2. Step 2: Convert to fraction form
    152,543.55/228,812.87 = 47,362.62/x
  3. Step 3: Cross multiply
    152,543.55x = 228,812.87 × 47,362.62
  4. Step 4: Simplify right side
    152,543.55x = 10,837,177,131.33
  5. Step 5: Solve for x
    x = 10,837,177,131.33/152,543.55
  6. Step 6: Final answer
    x = 71,043.17

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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.