Home / 148,812.48-223,028.91-69,752.52

Finding the Fourth Proportional to 148,812.48, 223,028.91 and 69,752.52

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Solution

The fourth proportional to 148,812.48, 223,028.91 and 69,752.52 is: 104,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,812.48 : 223,028.91 = 69,752.52 : x
  2. Step 2: Convert to fraction form
    148,812.48/223,028.91 = 69,752.52/x
  3. Step 3: Cross multiply
    148,812.48x = 223,028.91 × 69,752.52
  4. Step 4: Simplify right side
    148,812.48x = 15,556,828,505.35
  5. Step 5: Solve for x
    x = 15,556,828,505.35/148,812.48
  6. Step 6: Final answer
    x = 104,539.81

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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.