Home / 205,109.46-283,065.28-114,483.12

Finding the Fourth Proportional to 205,109.46, 283,065.28 and 114,483.12

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Solution

The fourth proportional to 205,109.46, 283,065.28 and 114,483.12 is: 157,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,109.46 : 283,065.28 = 114,483.12 : x
  2. Step 2: Convert to fraction form
    205,109.46/283,065.28 = 114,483.12/x
  3. Step 3: Cross multiply
    205,109.46x = 283,065.28 × 114,483.12
  4. Step 4: Simplify right side
    205,109.46x = 32,406,196,418.07
  5. Step 5: Solve for x
    x = 32,406,196,418.07/205,109.46
  6. Step 6: Final answer
    x = 157,994.65

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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.