Home / 152,924.36-211,028.44-84,945.72

Finding the Fourth Proportional to 152,924.36, 211,028.44 and 84,945.72

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Solution

The fourth proportional to 152,924.36, 211,028.44 and 84,945.72 is: 117,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,924.36 : 211,028.44 = 84,945.72 : x
  2. Step 2: Convert to fraction form
    152,924.36/211,028.44 = 84,945.72/x
  3. Step 3: Cross multiply
    152,924.36x = 211,028.44 × 84,945.72
  4. Step 4: Simplify right side
    152,924.36x = 17,925,962,776.28
  5. Step 5: Solve for x
    x = 17,925,962,776.28/152,924.36
  6. Step 6: Final answer
    x = 117,221.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.