Home / 193,263.12-289,881.72-53,010

Finding the Fourth Proportional to 193,263.12, 289,881.72 and 53,010

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Solution

The fourth proportional to 193,263.12, 289,881.72 and 53,010 is: 79,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,263.12 : 289,881.72 = 53,010 : x
  2. Step 2: Convert to fraction form
    193,263.12/289,881.72 = 53,010/x
  3. Step 3: Cross multiply
    193,263.12x = 289,881.72 × 53,010
  4. Step 4: Simplify right side
    193,263.12x = 15,366,629,977.20
  5. Step 5: Solve for x
    x = 15,366,629,977.20/193,263.12
  6. Step 6: Final answer
    x = 79,511.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.