Home / 172,970.36-259,434.07-46,620.48

Finding the Fourth Proportional to 172,970.36, 259,434.07 and 46,620.48

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Solution

The fourth proportional to 172,970.36, 259,434.07 and 46,620.48 is: 69,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,970.36 : 259,434.07 = 46,620.48 : x
  2. Step 2: Convert to fraction form
    172,970.36/259,434.07 = 46,620.48/x
  3. Step 3: Cross multiply
    172,970.36x = 259,434.07 × 46,620.48
  4. Step 4: Simplify right side
    172,970.36x = 12,094,940,871.75
  5. Step 5: Solve for x
    x = 12,094,940,871.75/172,970.36
  6. Step 6: Final answer
    x = 69,924.93

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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.