Home / 355,941.56-533,802.33-103,240.67

Finding the Fourth Proportional to 355,941.56, 533,802.33 and 103,240.67

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Solution

The fourth proportional to 355,941.56, 533,802.33 and 103,240.67 is: 154,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,941.56 : 533,802.33 = 103,240.67 : x
  2. Step 2: Convert to fraction form
    355,941.56/533,802.33 = 103,240.67/x
  3. Step 3: Cross multiply
    355,941.56x = 533,802.33 × 103,240.67
  4. Step 4: Simplify right side
    355,941.56x = 55,110,107,527.75
  5. Step 5: Solve for x
    x = 55,110,107,527.75/355,941.56
  6. Step 6: Final answer
    x = 154,829.09

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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.