Home / 338,526.77-507,791.97-101,867.85

Finding the Fourth Proportional to 338,526.77, 507,791.97 and 101,867.85

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Solution

The fourth proportional to 338,526.77, 507,791.97 and 101,867.85 is: 152,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,526.77 : 507,791.97 = 101,867.85 : x
  2. Step 2: Convert to fraction form
    338,526.77/507,791.97 = 101,867.85/x
  3. Step 3: Cross multiply
    338,526.77x = 507,791.97 × 101,867.85
  4. Step 4: Simplify right side
    338,526.77x = 51,727,676,231.16
  5. Step 5: Solve for x
    x = 51,727,676,231.16/338,526.77
  6. Step 6: Final answer
    x = 152,802.32

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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.