Home / 165,981.45-229,074.99-101,437.41

Finding the Fourth Proportional to 165,981.45, 229,074.99 and 101,437.41

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Solution

The fourth proportional to 165,981.45, 229,074.99 and 101,437.41 is: 139,996.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,981.45 : 229,074.99 = 101,437.41 : x
  2. Step 2: Convert to fraction form
    165,981.45/229,074.99 = 101,437.41/x
  3. Step 3: Cross multiply
    165,981.45x = 229,074.99 × 101,437.41
  4. Step 4: Simplify right side
    165,981.45x = 23,236,773,681.38
  5. Step 5: Solve for x
    x = 23,236,773,681.38/165,981.45
  6. Step 6: Final answer
    x = 139,996.21

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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.