Home / 170,027.40-255,024.69-51,699.76

Finding the Fourth Proportional to 170,027.40, 255,024.69 and 51,699.76

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Solution

The fourth proportional to 170,027.40, 255,024.69 and 51,699.76 is: 77,544.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,027.40 : 255,024.69 = 51,699.76 : x
  2. Step 2: Convert to fraction form
    170,027.40/255,024.69 = 51,699.76/x
  3. Step 3: Cross multiply
    170,027.40x = 255,024.69 × 51,699.76
  4. Step 4: Simplify right side
    170,027.40x = 13,184,715,267.07
  5. Step 5: Solve for x
    x = 13,184,715,267.07/170,027.40
  6. Step 6: Final answer
    x = 77,544.65

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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.