Home / 272,519.43-408,762.32-101,707.89

Finding the Fourth Proportional to 272,519.43, 408,762.32 and 101,707.89

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Solution

The fourth proportional to 272,519.43, 408,762.32 and 101,707.89 is: 152,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,519.43 : 408,762.32 = 101,707.89 : x
  2. Step 2: Convert to fraction form
    272,519.43/408,762.32 = 101,707.89/x
  3. Step 3: Cross multiply
    272,519.43x = 408,762.32 × 101,707.89
  4. Step 4: Simplify right side
    272,519.43x = 41,574,352,570.17
  5. Step 5: Solve for x
    x = 41,574,352,570.17/272,519.43
  6. Step 6: Final answer
    x = 152,555.55

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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.