Home / 152,943.03-211,095.15-84,983.37

Finding the Fourth Proportional to 152,943.03, 211,095.15 and 84,983.37

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Solution

The fourth proportional to 152,943.03, 211,095.15 and 84,983.37 is: 117,295.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,943.03 : 211,095.15 = 84,983.37 : x
  2. Step 2: Convert to fraction form
    152,943.03/211,095.15 = 84,983.37/x
  3. Step 3: Cross multiply
    152,943.03x = 211,095.15 × 84,983.37
  4. Step 4: Simplify right side
    152,943.03x = 17,939,577,237.66
  5. Step 5: Solve for x
    x = 17,939,577,237.66/152,943.03
  6. Step 6: Final answer
    x = 117,295.81

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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.