Home / 261,527.04-391,946.24-103,669.44

Finding the Fourth Proportional to 261,527.04, 391,946.24 and 103,669.44

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Solution

The fourth proportional to 261,527.04, 391,946.24 and 103,669.44 is: 155,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,527.04 : 391,946.24 = 103,669.44 : x
  2. Step 2: Convert to fraction form
    261,527.04/391,946.24 = 103,669.44/x
  3. Step 3: Cross multiply
    261,527.04x = 391,946.24 × 103,669.44
  4. Step 4: Simplify right side
    261,527.04x = 40,632,847,210.91
  5. Step 5: Solve for x
    x = 40,632,847,210.91/261,527.04
  6. Step 6: Final answer
    x = 155,367.67

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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.