Home / 152,943.22-211,095.36-84,983.50

Finding the Fourth Proportional to 152,943.22, 211,095.36 and 84,983.50

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Solution

The fourth proportional to 152,943.22, 211,095.36 and 84,983.50 is: 117,295.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,943.22 : 211,095.36 = 84,983.50 : x
  2. Step 2: Convert to fraction form
    152,943.22/211,095.36 = 84,983.50/x
  3. Step 3: Cross multiply
    152,943.22x = 211,095.36 × 84,983.50
  4. Step 4: Simplify right side
    152,943.22x = 17,939,622,526.56
  5. Step 5: Solve for x
    x = 17,939,622,526.56/152,943.22
  6. Step 6: Final answer
    x = 117,295.96

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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.