Home / 170,355.54-255,557.92-52,011.51

Finding the Fourth Proportional to 170,355.54, 255,557.92 and 52,011.51

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Solution

The fourth proportional to 170,355.54, 255,557.92 and 52,011.51 is: 78,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,355.54 : 255,557.92 = 52,011.51 : x
  2. Step 2: Convert to fraction form
    170,355.54/255,557.92 = 52,011.51/x
  3. Step 3: Cross multiply
    170,355.54x = 255,557.92 × 52,011.51
  4. Step 4: Simplify right side
    170,355.54x = 13,291,953,311.66
  5. Step 5: Solve for x
    x = 13,291,953,311.66/170,355.54
  6. Step 6: Final answer
    x = 78,024.78

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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.