Home / 192,927.33-289,319.92-66,535.13

Finding the Fourth Proportional to 192,927.33, 289,319.92 and 66,535.13

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Solution

The fourth proportional to 192,927.33, 289,319.92 and 66,535.13 is: 99,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,927.33 : 289,319.92 = 66,535.13 : x
  2. Step 2: Convert to fraction form
    192,927.33/289,319.92 = 66,535.13/x
  3. Step 3: Cross multiply
    192,927.33x = 289,319.92 × 66,535.13
  4. Step 4: Simplify right side
    192,927.33x = 19,249,939,045.75
  5. Step 5: Solve for x
    x = 19,249,939,045.75/192,927.33
  6. Step 6: Final answer
    x = 99,778.19

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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.