Home / 70,981.86-106,437.20-23,580.33

Finding the Fourth Proportional to 70,981.86, 106,437.20 and 23,580.33

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Solution

The fourth proportional to 70,981.86, 106,437.20 and 23,580.33 is: 35,358.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,981.86 : 106,437.20 = 23,580.33 : x
  2. Step 2: Convert to fraction form
    70,981.86/106,437.20 = 23,580.33/x
  3. Step 3: Cross multiply
    70,981.86x = 106,437.20 × 23,580.33
  4. Step 4: Simplify right side
    70,981.86x = 2,509,824,182.37
  5. Step 5: Solve for x
    x = 2,509,824,182.37/70,981.86
  6. Step 6: Final answer
    x = 35,358.67

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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.